Outsource Text Annotation
without losing quality or control

Ship high-accuracy labels for classification, NER, QA, and RLHF with scholar-grade reviewers, multi-layer QA, and secure delivery your team can audit end to end.

When text annotation slips, model performance degrades quietly—mis-labeled intents inflate false positives, noisy NER hurts retrieval, and inconsistent rubrics poison evaluation. Teams often spend 20–40% of engineering time rewriting guidelines, reworking samples, and chasing annotator drift. The result is slow iteration cycles measured in weeks, stalled releases, and a growing backlog of “known-bad” training data. If you’re building LLM features, the cost compounds: every prompt, policy, or tool-calling change can invalidate previous labels and force expensive relabeling.

Abaka helps you outsource text annotation with predictable quality, throughput, and compliance. You get vertically specialized annotators across 50+ countries, scholar-network reviewers for high-stakes tasks, and multi-layer QA designed to prevent drift. Work runs in Abaka Forge—so your team can audit instructions, sample decisions, and acceptance criteria while scaling volume. Whether you need intent classification, NER, reasoning-heavy QA, or RLHF preference data, we deliver consistent formats your pipelines can train on immediately—without exposing your IP or slowing your roadmap.

The Outsource Text Annotation Bottleneck

01

Quality Decay

Text labeling quality erodes as guidelines evolve and new edge cases appear. Without tight calibration, agreement drops and you get silent rubric drift—especially across multi-language queues. Abaka counters this with multi-layer QA, gold sets, adjudication, and scholar-grade reviewers for complex tasks (reasoning, math, code, policy). We cap throughput at 500 files/day per annotator to reduce fatigue-driven errors and maintain consistent decision boundaries that your evaluation can trust.

02

Volume Walls

Internal teams hit a scaling ceiling fast: recruiting, training, and supervising a reliable workforce often takes 4–8 weeks before production output stabilizes. Meanwhile, product deadlines don’t move. Abaka provides access to 1M+ vertically specialized annotators and elastic capacity across 50+ countries, so you can ramp from a pilot to sustained production without rebuilding operations. You get stable throughput for everything from short-form classification to long-form QA and instruction-following datasets.

03

Compliance Friction

Annotation programs fail when security and provenance aren’t designed in from day one—especially for sensitive prompts, customer logs, or regulated text. Abaka operates under SOC 2, ISO 27001, GDPR, and CCPA-aligned controls with strict NDAs and segregated secure pipelines. Your data remains exclusively yours—never repurposed, resold, or shared. You also get full IP provenance with 0% copyright risk on collected data, reducing legal review cycles and enabling faster approvals.

01

Named entity recognition with adjudication-ready schemas

Build NER datasets with consistent entity boundaries, nested entities, and normalized attributes. We support domain-specific ontologies for medicine, law, business, and automotive manuals, plus multilingual tagging workflows. Abaka Forge enables guideline versioning, gold-set injection, and conflict adjudication so edge cases are resolved once and propagated everywhere. Deliverables can include span indices, labels, and metadata fields aligned to your training pipeline.

02

Intent and topic classification for production signals

Outsource text classification for intents, routing, toxicity categories, support taxonomy, and document topics. We design label maps that match your downstream actions (workflows, policies, routing rules) and run calibration to prevent label collapse on rare classes. Great for chatbots, customer support automation, fraud triage, and enterprise search. Outputs are delivered in formats compatible with common ML pipelines and data warehouses.

03

Reasoning-heavy QA and instruction-following datasets

Create high-signal QA data for LLM training, including multi-step reasoning, grounded answers, and rubric-based grading. Abaka’s scholar-network covers domains like mathematics, coding, medicine, science, business, and law. We can produce HLE-style questions, reasoning-aligned tasks, and evaluation-ready prompts with strict formatting constraints. Multi-layer QA ensures consistency across prompt templates and reduces rework during model iteration.

04

Preference ranking and rubric scoring for RLHF

Scale RLHF datasets with pairwise rankings, rubric scoring, and targeted evaluation slices. We support alignment, bias, factuality, values, tool-use, and instruction-following criteria—with calibration sessions to keep preferences stable across annotators. Abaka Forge manages task routing, reviewer escalation, and audit trails so you can justify why a response won. This is ideal for frontier model labs, enterprise copilots, and safety-focused deployments.

05

PII redaction and sensitive content handling workflows

Protect user data while keeping training value. We implement redaction rules for PII, secrets, and regulated identifiers, plus secure access controls and segmented teams when needed. Use cases include customer support logs, healthcare-adjacent text (without claiming HIPAA), financial documents, and internal knowledge bases. Outputs can include redacted text plus structured tags that help train models to avoid leakage and comply with internal policies.

06

Multilingual annotation with locale-specific reviewers

Run consistent text annotation across languages with locale-aware guidelines and regional quality checks. Abaka operates across 50+ countries and can staff language-native annotators for translation QA, sentiment, intent, and safety labeling. We validate terminology, idioms, and culturally specific content to reduce false positives in moderation and misroutes in assistants. Deliverables can include language IDs, normalized fields, and cross-lingual label mappings.

07

Multi-layer QA, gold sets, and measurable acceptance gates

Prevent drift with repeatable QA operations: sampling plans, gold sets, double-pass review, adjudication, and weekly calibration. We define acceptance gates tied to your targets (e.g., precision-critical entities, low-latency classification) and track failure modes over time. Abaka Forge provides audit logs and reviewer notes so your team can trace decisions quickly. This reduces relabel cycles and stabilizes model iteration.

08

Pipeline-friendly exports and change-controlled iterations

Get exports that fit your stack: JSONL for LLM training, CSV/TSV for analytics, and structured schemas for retrieval systems. We manage versioning so updates to guidelines don’t break downstream training runs, and we can re-run specific slices when you change the ontology. This is especially useful for enterprises shipping assistant features where small rubric changes can ripple across evaluation and production monitoring.

Why Outsource Outsource Text Annotation

01

Faster Delivery

Avoid the 4–8 week ramp of hiring and training an internal labeling team. Abaka spins up quickly with proven workflows, calibrated reviewers, and production-ready exports so you can iterate on models and evaluation in weeks—not quarters.

02

Direct Savings

Reduce total cost by avoiding recruiter overhead, management load, and rework from inconsistent labeling. For complex tasks like math/coding, you can use specialized pricing like $18/hr rather than building a permanent in-house bench.

03

Risk Reduction

Lower security and compliance risk with SOC 2 and ISO 27001-aligned operations, strict NDAs, and segregated secure pipelines. Your data stays exclusively yours—never repurposed, resold, or shared.

04

Elastic Scalability

Scale up for launches and scale down after milestones without disrupting quality. With 1M+ annotators and coverage in 50+ countries, you can handle multilingual surges, new verticals, and urgent relabels on demand.

05

Domain Expertise

Get scholar-network reviewers for medicine, law, business, science, mathematics, and coding. This is critical when “close enough” labels create hidden failure modes in retrieval, tool use, and long-context reasoning.

06

Innovation Velocity

Ship new evaluation slices, policy updates, and prompt templates faster because annotation ops are already in place. Abaka Forge adds workflow automation and auditability so your team can focus on model iteration, not process firefighting.

Industries We Serve

Automotive

Improve driver-assistance and in-cabin assistants with labeled manuals, service logs, and customer-reported issues. We annotate intents, entities, and troubleshooting steps, and can align outputs to downstream retrieval or support automation for OEM and supplier workflows.

GenAI / Foundation Models

Scale instruction-following, reasoning QA, and RLHF preference datasets with calibrated rubrics and reviewer escalation. Use our scholar-network for complex domains and Abaka Forge for audit trails that help your team debug model regressions quickly.

Embodied AI / Robotics

Label command datasets, task descriptions, and failure reports so agents learn reliable behavior. We structure intents, constraints, and tool-use instructions to support policy learning, planning modules, and human-in-the-loop safety checks.

Healthcare

Build safer clinical-adjacent NLP systems by labeling symptom mentions, medication entities, and document sections with domain-aware reviewers. We support strict access controls, redaction workflows, and guideline discipline for high-stakes text.

Retail

Power search, recommendations, and support automation with labeled product text, reviews, and chat transcripts. We annotate sentiment, taxonomy, attributes, and customer intents to reduce misroutes and improve conversion-critical relevance.

Finance

Improve document understanding and assistant safety by labeling entities, risk indicators, and policy constraints in financial text. We support redaction and secure pipelines for sensitive content, plus consistent schemas for monitoring and evaluation.

Geospatial

Standardize place-name entities, address parsing, and geo-intent detection across multilingual corpora. Useful for location search, routing assistants, and geocoding QA where small labeling errors create large downstream mismatches.

Security / Defense

Annotate reports, alerts, and incident narratives with controlled access and clear audit trails. We label entities, event types, and summarization targets to support retrieval, triage, and analyst copilots without sacrificing governance.

Agriculture / Industrial

Turn maintenance logs, SOPs, and operator notes into structured training data. We annotate fault codes, equipment entities, and recommended actions to improve support automation and knowledge-base retrieval for industrial operations.

How It Works

1) Day 0–3 — Scope, rubrics, and secure setup

We align on your task definition (NER, classification, QA, RLHF), acceptance metrics, and export schema. Then we configure access controls, NDAs, and segregated pipelines as needed. You share seed examples and edge cases; we draft guidelines and a calibration set so production starts with clear decision boundaries.

2) Week 1–2 — Pilot run with calibration and QA gates

We run a pilot slice to validate rubric clarity, inter-review consistency, and failure modes. You get sample packs, reviewer notes, and adjudication outcomes. We iterate on guidelines, lock label maps, and confirm your ingestion works (JSONL/CSV/TSV) before scaling volume.

3) Week 2–3 — Production scale with multi-layer QA

We ramp to production throughput with trained annotators and scholar-grade reviewers for complex cases. Multi-layer QA, gold sets, and adjudication keep labels stable as volume increases. Deliverables are shipped on an agreed cadence with versioned guidelines and traceable audits.

4) Ongoing — Change-controlled updates and relabels

When your ontology or prompts change, we isolate impacted slices and re-run only what’s necessary—without disrupting the rest of the dataset. We track guideline versions, maintain compatibility with your pipeline, and help you compare model performance across dataset versions.

5) Weekly — Reporting, error analysis, and optimization

You receive weekly rollups on throughput, QA findings, and top error types, plus recommendations to reduce ambiguity and rework. Calibration sessions keep reviewers aligned, and we adjust sampling plans to focus on rare classes, high-risk entities, and regression hotspots.

Modality & Format Coverage

Text annotation rarely lives alone. Abaka Forge supports end-to-end multimodal programs so your team can unify guidelines, QA, and exports across text, RLHF, images, video, 3D, sensor fusion, and audio.

ModalityAnnotation TypesToolsOutput Formats
TextNER spans; intent/topic classification; QA + rubric grading; PII redaction; multilingual normalizationAbaka ForgeJSONL; CSV/TSV; BIO/IOB tags; CoNLL-style; instruction templates
LLM RLHFPairwise preference ranking; rubric scoring; safety/alignment checks; tool-use evaluation; model-as-judge calibrationAbaka ForgeJSONL comparisons; scalar score tables; evaluation reports; prompt/response bundles; versioned rubrics
ImageBounding boxes; polygons; dense captions; image-text pairing; content moderation labelsAbaka ForgeCOCO JSON; YOLO TXT; Pascal VOC XML; JSONL captions; CSV label maps
VideoTemporal events; object tracking; action labels; video QA; spatial reasoning promptsAbaka ForgeFrame-level JSON; segment timestamps CSV; tracking tracks JSON; MP4 + sidecar labels; JSONL QA
3D/4D Point Cloud3D cuboids; point-level segmentation; object tracking over time; pose/trajectory tags; scene attributesAbaka ForgePoint labels (JSON/CSV); 3D bounding boxes JSON; sequence annotations; PCD sidecars; dataset manifests
LiDAR + Camera fusionCross-sensor alignment checks; fused 3D cuboids; camera 2D boxes; lane/scene context; edge-case taggingAbaka ForgeSensor-synced manifests; fused label JSON; per-frame CSV; sequence exports; QA audit logs
AudioTranscription; speaker diarization; intent from calls; sentiment; safety labels for voice assistantsAbaka ForgeText transcripts; JSONL segments; RTTM diarization; CSV labels; time-aligned captions

Success Story

A leading GenAI product team

The team needed to outsource text annotation for an enterprise assistant spanning multiple domains and languages. Internal labeling had become the bottleneck: guideline updates caused inconsistent decisions, and rework was delaying evaluation cycles. They also needed strict data governance for sensitive prompts and customer-derived text, plus exports compatible with their training and offline evaluation pipelines. The main risk was shipping an assistant whose routing and factuality regressions were caused by noisy labels rather than model changes.

Abaka built a change-controlled annotation program in Abaka Forge with versioned rubrics, gold sets, and adjudication for edge cases. We staffed a calibrated workforce combining generalists for high-volume classification and scholar-grade reviewers for reasoning-heavy QA and policy-sensitive tasks. Secure, segregated pipelines and strict NDAs protected proprietary prompts. Weekly calibration and error analysis tightened the label map, while exports were delivered as JSONL and CSV with schema validation to fit the customer’s training and evaluation stack.

Within the first 3 weeks, the team moved from ad hoc labeling to a repeatable production pipeline with stable acceptance gates. Annotation consistency improved through adjudication and weekly calibration, reducing relabel churn and letting researchers attribute regressions to the model rather than the dataset. Deliveries included multilingual intent labels, NER spans, and rubric-scored QA packs that were ingestion-ready. Outcome: 99% accuracy on accepted slices, a 2–3 week turnaround per iteration, and a sustained throughput aligned to the team’s release cadence.

99%
Accuracy target on accepted slices
2–3 weeks
Typical iteration turnaround
50+
Countries for multilingual coverage

By the Numbers

2019
Founded — trustworthy data partner for frontier AI
1,000+
Enterprise and research customers
1M+
Vertically specialized annotators
99%
Accuracy target with multi-layer QA

What Customers Say

We needed a text annotation partner that could keep rubrics stable while our prompts and policies changed weekly. Abaka’s calibration and adjudication made the dataset trustworthy, and the exports dropped into our training pipeline without extra engineering work.

Director of Applied ML Enterprise AI Software Company

The difference was governance. We could audit decisions, trace guideline versions, and control access for sensitive content. That let us move faster with legal and security reviews while still scaling volume for multilingual queues.

Head of Data Operations Financial Services Technology Company

Our internal team kept relabeling the same edge cases. Abaka set up gold sets, weekly calibration, and reviewer escalation so disagreement stopped spreading. Model evaluation became clearer because label noise dropped.

ML Engineering Manager Consumer Platform Company

We used Abaka for a mix of NER, intent classification, and reasoning QA. The scholar-grade reviewers handled complex domains well, and the project stayed on schedule even as we changed the ontology midstream.

Lead Research Scientist Frontier Model Lab

Why Choose Abaka

01

A trustworthy data partner for frontier AI—without competitive conflict.

Abaka is self-funded, profitable, and built to be a long-term data partner. We never build models that compete with you, and your data is exclusively yours—never repurposed, resold, or shared. That means you can outsource text annotation for sensitive prompts, customer logs, or proprietary knowledge with confidence. With Abaka Forge, you also gain auditability—guideline versions, reviewer notes, and QA outcomes—so your team can prove why labels are correct and iterate faster.

02

Compliance-ready operations

Run programs under SOC 2 and ISO 27001-aligned controls with GDPR and CCPA considerations, strict NDAs, and segregated secure pipelines. Designed for enterprise governance and fast approvals.

03

Scholar-grade reviewers

When tasks require real expertise—math, coding, medicine, science, business, or law—we route to domain reviewers and escalation flows, preventing “average” labels from corrupting high-stakes datasets.

04

Quality systems that prevent drift

Gold sets, double-pass review, adjudication, and weekly calibration keep labeling stable even as you change prompts, ontologies, or policies. You get consistent acceptance gates across languages and teams.

05

Abaka Forge for audit + speed

Abaka Forge supports collection, cleaning, annotation, and production workflows across data types. Automation accelerates throughput, while audit logs and versioning keep your program traceable and change-controlled.

06

Elastic scale across 50+ countries

Move from pilot to sustained delivery without rebuilding operations. With 1M+ specialized annotators and a managed QA layer, you can handle multilingual demand spikes, new domains, and urgent relabels while keeping outputs consistent for training and evaluation.

Frequently Asked Questions

How much does it cost to outsource text annotation?
Pricing depends on task complexity, rubric strictness, and reviewer requirements. For example, LLM Math/Coding annotation can be $18/hr, while STEM Generalist work can be $12/hr. If you need adjacent tasks like dense captioning, that can be $6/hr. We typically propose a pilot first to validate guidelines, QA gates, and export schemas, then scale with a predictable run rate. Talk to an Expert and we’ll quote based on your label map, languages, and weekly volume targets.
How long does it take to start and deliver the first batch?
Most teams can start with a secure setup and scoped rubric in Day 0–3, then receive pilot outputs in Week 1–2. After calibration, production delivery commonly stabilizes in Week 2–3. Timing varies based on how mature your guidelines are, how many languages you need, and how complex the task is (e.g., reasoning QA and RLHF require more calibration than simple classification). We use versioned rubrics and acceptance gates so later iterations stay fast even as requirements evolve.
What text formats can you annotate and export?
We support common inputs such as raw text, JSON logs, chat transcripts, documents extracted to text, and prompt/response bundles for LLM training and evaluation. Outputs are delivered in pipeline-friendly formats including JSONL, CSV/TSV, and schema-specific structures such as span indices for NER or instruction templates for supervised fine-tuning. If you have a custom schema, we can align to it and validate exports before production. Versioning ensures that schema changes don’t silently break training jobs.
How do you ensure annotation accuracy and consistency?
We combine calibrated annotators, multi-layer QA, and adjudication workflows to keep decision boundaries stable. Programs typically include guideline versioning, gold sets, sampling plans, and escalation to senior reviewers for edge cases. For complex domains, we use scholar-network reviewers so labels reflect real expertise rather than guesswork. We also cap throughput at 500 files/day per annotator to reduce fatigue-driven errors. Your team can audit examples, reviewer notes, and acceptance outcomes inside Abaka Forge.
Is outsourcing text annotation secure for sensitive data?
Yes—security is designed into operations. Abaka supports SOC 2 and ISO 27001-aligned controls, strict NDAs, and segregated secure pipelines. We can restrict access by project, role, and data sensitivity, and we maintain audit trails to support governance reviews. Importantly, Abaka never builds models that compete with you, and your data is exclusively yours—never repurposed, resold, or shared. We also provide full IP provenance with 0% copyright risk on collected data.
Can you handle multilingual text annotation at scale?
Yes. Abaka operates across 50+ countries and can staff language-native annotators and reviewers for multilingual programs. We support cross-lingual label mapping so the same ontology remains consistent across locales, and we run calibration to avoid cultural or idiomatic mismatches that can distort sentiment, safety, or intent. You can also run locale-specific rubrics when policy or terminology differs by region. Deliverables can include language IDs, normalized text fields, and consistent exports per language.
How is Abaka different from other data labeling companies?
Two differences matter most for text annotation: trust and controllability. Abaka never builds models that compete with you, and your data is never repurposed, resold, or shared. Operationally, Abaka Forge provides audit logs, guideline versioning, and QA visibility that helps your team debug label noise quickly. We also bring scholar-network expertise for high-stakes domains and reasoning-heavy tasks where generic workforces often fail. This combination reduces relabel churn and speeds up model iteration.
What if we need to change guidelines or labels mid-project?
Change requests are normal—especially for LLM products where prompts and policies evolve. We manage changes with versioned rubrics and controlled rollouts so updates don’t corrupt existing datasets. When needed, we isolate affected slices and relabel only what’s impacted, preserving prior work where possible. We also document what changed, why it changed, and how acceptance gates were updated, so your team can compare model performance across dataset versions with confidence rather than guessing.
Can we run a pilot before committing to a large contract?
Yes. A pilot is the fastest way to validate rubric clarity, QA gates, and export compatibility. We typically run a focused slice that includes both common cases and edge cases, then review outcomes with your team: disagreement reasons, adjudication patterns, and any needed guideline edits. Once the pilot meets acceptance criteria, we scale production with calibrated annotators and a stable delivery cadence. Pilots are especially useful for RLHF, complex NER schemas, and reasoning-heavy QA.
Who owns the labeled data and can you reuse it?
You own your data and outputs. Abaka’s policy is that your data is exclusively yours—never repurposed, resold, or shared. We operate under strict NDAs and segregated secure pipelines, and we maintain full IP provenance practices so you can track sources and reduce risk. If you need special contractual language around ownership, retention, or deletion, we can align to your governance requirements as part of onboarding and security review.
What tools do you use for managing text annotation projects?
Work runs in Abaka Forge, our all-in-one platform for collection, cleaning, annotation, and production workflows. Forge supports text, RLHF, image, video, and 3D/4D data types, with automation to accelerate throughput while keeping an audit trail. For text programs, Forge enables guideline versioning, task routing, reviewer escalation, gold sets, and export validation. Your team can review samples, track QA outcomes, and manage changes without losing visibility as volume scales.
What is the minimum dataset size you can support?
We support everything from small pilots to ongoing production. A practical minimum is enough volume to calibrate guidelines and measure quality—often a few hundred to a few thousand items, depending on task complexity and label cardinality. For NER with many entity types or RLHF with nuanced rubrics, starting with a structured pilot helps ensure the schema is stable before scaling. If you only have a small dataset, we can focus on expert review and high-signal labeling rather than throughput.

Ready to Get Started?

Label the Present. Train the Future.