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Groq vs OpenRouter

OpenRouter scores higher on the AgentReady, 81/100 against 64/100. They differ on 16 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

Groq. Groq is an AI inference company that pioneered the LPU (Language Processing Unit) and provides fast, reliable, affordable inference at scale.

OpenRouter. OpenRouter is a unified interface for AI models that provides access to hundreds of AI models through a single API endpoint.

Where Groq is ahead

Groq passes search discoverable, public docs discoverable and mcp discoverable, and OpenRouter does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds understand: limits / constraints documented. OpenRouter misses it.

And on adopt, fast time to first request, copyable quickstart, official typescript sdk, official python sdk and mcp integration available. OpenRouter misses those.

Finally, on operate, canonical workflow succeeds, structured, predictable output and observable execution. OpenRouter misses those.

Where OpenRouter is ahead

OpenRouter passes clear canonical domain, and Groq does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds understand: pricing understandable. Groq misses it.

And on adopt, free trial or free allowance. Groq misses it.

Finally, on operate, agent compatibility verified. Groq misses it.

What neither does

Both fail openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, no mandatory sales call, programmatic credential creation, cli available, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable. If your agent needs any of those, you will be building it yourself either way.

Score, pillar by pillar

The AgentReady splits into four pillars, scored separately, because a product can be easy to find and still impossible to adopt.

Discover. OpenRouter leads 100 to 93. Groq misses clear canonical domain; OpenRouter misses search discoverable, public docs discoverable, mcp discoverable.

Understand is whether an agent can read the docs and work out how the API behaves before calling it. OpenRouter leads 92 to 46. Groq misses openapi / spec quality, pricing understandable, request examples provided, response examples provided, errors and status codes documented; OpenRouter misses openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented.

Adopt. OpenRouter leads 88 to 70. Groq misses no mandatory sales call, programmatic credential creation, free trial or free allowance, cli available; OpenRouter misses no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart, official typescript sdk, official python sdk, cli available, mcp integration available.

Operate. Groq leads 47 to 44. Groq misses machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified; OpenRouter misses canonical workflow succeeds, structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, observable execution.

Pricing

Groq does not publish a machine-readable starting price. OpenRouter does not publish one and has a free tier.

Signal by signal

Which to pick

Groq clears more of the signals an agent needs, so it is the safer default for unattended use. Full profiles: Groq and OpenRouter. Alternatives to each: Groq, OpenRouter.

An agent can fetch this as data: POST /v1/compare {"slugs": ["groq", "openrouter"]}