Mercor
Mercor is an AI-powered talent and human-intelligence marketplace that organizes expert humans to power frontier AI work. The platform routes specialized professionals (software engineers, finance and investment-banking experts, clinicians, attorneys, generalist consultants) to AI labs and enterprises for RLHF data, SFT data, agent training, evals, frontier research, and managed data pipelines. Mercor also ships APEX, a public research and benchmarking suite — APEX Benchmarks (AI Productivity Index), APEX-Agents Leaderboard, and APEX-SWE Leaderboard. Mercor maintains documentation hubs at mercor.com/docs and talent.docs.mercor.com (the expert-facing help center), and exposes a developer-facing documentation surface at mercor.com/docs/api. Public API endpoint details are not advertised on the open web at this time; this profile documents the product and documentation surfaces rather than endpoint shapes.
Mercor publishes 7 APIs on the APIs.io network. Tagged areas include Talent Marketplace, Human Intelligence, RLHF, SFT, and AI Evals.
Mercor’s developer surface includes developer portal, documentation, API reference, engineering blog, signup flow, support, and 6 more developer resources.
Kin Score
APIs 7
Individual APIs this provider publishes, each with its own machine-readable definition.
Mercor Talent Marketplace
The core Mercor platform that matches expert humans to AI lab and enterprise demand for RLHF, SFT, evals, agent training, and frontier research projects. Domains covered include...
Mercor Data Pipelines
Mercor's managed data-pipeline product for designing and operating large, expert-driven labeling and evaluation pipelines for AI training data.
Mercor API
Mercor's developer-facing API documentation surface. Endpoint shapes and authentication details are not currently published openly; access is via Mercor's enterprise sales process.
APEX Benchmarks (AI Productivity Index)
Mercor's public AI productivity benchmark and research surface. APEX measures how well AI models perform real expert-grade work.
APEX-Agents Leaderboard
Public leaderboard for AI agent performance run by Mercor's research team.
APEX-SWE Leaderboard
Public leaderboard for AI software-engineering performance run by Mercor's research team.
Terminal-Bench
Public benchmark / task-submission framework published by Mercor (terminal-bench-3 on GitHub) for evaluating AI agents on terminal-based engineering tasks.
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Pricing Plans 1
Published pricing tiers and plan structures.
Mercor Plans Pricing
PLANSRate Limits 1
Documented rate limits and quota policies.
Mercor Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Mercor Finops
FINOPSFeatures 6
Notable capabilities this provider offers.
AI Talent Marketplace
Routes expert humans across software engineering, finance, healthcare, legal, and consulting into AI lab and enterprise projects.
RLHF and SFT Data
Provides preference, reward, and demonstration data for foundation-model training.
Agent Training Data
Specialist data for training and evaluating AI agents.
Managed Data Pipelines
End-to-end design and operation of expert-driven labeling and evaluation pipelines.
APEX Research Suite
Public benchmarks (AI Productivity Index, APEX-Agents, APEX-SWE) measuring real-world AI performance.
Terminal-Bench
Open-source benchmark and task-submission framework for AI agents on terminal engineering tasks.
Security Posture 1
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Use Cases 4
What developers build with this provider.
Frontier Model RLHF
Source preference and reward data from domain experts for RLHF.
Expert SFT Data
Capture demonstrations of expert workflows for supervised fine-tuning.
AI Agent Evaluation
Benchmark agent performance against expert-graded tasks via APEX and Terminal-Bench.
Enterprise Data Engineering
Stand up managed labeling and evaluation pipelines for enterprise AI programs.
Integrations 3
Pre-built integrations with other platforms and tools.
Slack
Expert workflows and team coordination run over Slack channels.
GitHub
Engineering experts integrate with customer GitHub repositories for code-related work.
Custom Data Pipelines
Mercor designs custom ingest and delivery pipelines per customer engagement.
Resources
Get Started 2
Portal, sign-up, and the first successful call
Documentation 3
Reference material describing how the API behaves
Agent Surfaces 1
MCP servers, agent skills, and machine-readable catalogs
Build 1
SDKs, sample code, and the tooling you integrate with
Access & Security 1
Authentication, authorization, and security posture
Operate 1
Status, limits, changes, and where to get help
Company 2
The organization behind the API
Other 1
Properties that don't map to a standard resource type