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Free Models Router pricing

The simplest way to get free inference. openrouter/free is a router that selects free models at random from the models available on OpenRouter. Free Models Router from OpenRouter costs free per 1M input tokens and free per 1M output tokens. Context window 200,000 tokens.

API id openrouter/free · OpenRouter · source · updated 2026-09-25 · general-purpose

Free
Input / 1M tokens
Free
Output / 1M tokens
—
Cached input / 1M
200K
Context window

Free Models Router specifications

Provider
OpenRouter
API id
openrouter/free
Model type
general-purpose
Context window
200K tokens
Max output
not published
Currency
USD
Price source
Provider API
Last checked
2026-09-25

Tags

  • vision

What Free Models Router costs in practice

Estimated cost at common usage volumes
WorkloadInput tokensOutput tokensEstimated cost
Short chat turn1,000500Free
Document summary50,0002,000Free
1M tokens in, 200K out1,000,000200,000Free

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does Free Models Router cost per 1M tokens?
Free Models Router costs free per 1M input tokens and free per 1M output tokens on the standard tier.
What is Free Models Router's context window?
Free Models Router accepts up to 200,000 tokens in a single request.
Where does this Free Models Router price come from?
From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

Head-to-head comparisons

Other OpenRouter models

See all OpenRouter pricing →