Where to use gpt-6-astra for free
2 free ways to use gpt-6-astra (OpenAI): rate limits per source, context window, tool calling and vision support.
OpenAI · 1,050k context · vision · 1 of 2 verified · how we verify
Free sources
Verified first
| Offer | Served as | RPM | RPD | TPM | Context | Card | Resets | Status |
|---|---|---|---|---|---|---|---|---|
 OpenAI for Startups | gpt-6-astra | — | — | — | 1,050k | no card | — | Verified · Oct 12, 2026 |
 AgentRouter Free AI Credits | gpt-6-astra | — | — | — | — | no card | — | Listed · Sep 10, 2026 |
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- gpt-5.6-sol1 source
- GPT-6 Luna Decisions1 source
Frequently asked questions
- Where can I use gpt-6-astra for free?
- 2 listed offers serve gpt-6-astra free: OpenAI for Startups, AgentRouter Free AI Credits. Published rate limits are listed per source; a dash means the provider publishes none.
- What context window does gpt-6-astra have on free tiers?
- The largest context any listed free source documents for gpt-6-astra is 1,050k tokens. Some free tiers cap it lower; the per-source value is in the table.
Limits are what each provider publishes; a dash means the provider publishes none, and no number here is guessed. Rows are re-checked monthly (how we verify).