Where to use Claude Opus 5 for free
1 free way to use Claude Opus 5 (Anthropic): rate limits per source, context window, tool calling and vision support.
Anthropic · 0 of 1 verified · how we verify
Free sources
Verified first
| Offer | Served as | RPM | RPD | TPM | Context | Card | Resets | Status |
|---|---|---|---|---|---|---|---|---|
 Claude for Startups | Claude Opus 5 | — | — | — | — | no card | — | Re-verification in progress |
Claude Opus 5 is API only: its weights are not published. Why some models download and others do not (5 min)
Related
Frequently asked questions
- Where can I use Claude Opus 5 for free?
- One listed offer serves Claude Opus 5 free: Claude for Startups. Published rate limits are listed per source; a dash means the provider publishes none.
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). This page is kept out of search results until it compares at least two free sources.