NOT DEPRECATED
Listed by litellm, openrouter. No retirement date announced. Neither the provider's API nor its documentation has been checked for this model. Sources disagree on: max_output_tokens.
state=alive sunset=none days_remaining=n/a severity=low sources=litellm,openrouter evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=yes divergent_fields=max_output_tokens checked=2026-08-02 01:41Z
anthropic/claude-opus-4.5
Vendor: anthropic. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| litellm | openrouter/anthropic/claude-opus-4.5 | 200,000 | 32,000 | $5 | $25 | — |
| openrouter | anthropic/claude-opus-4.5 | 200,000 | 64,000 | $5 | $25 | — |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| info | modified | [source artifact — 9 providers changed identically on the same day] github_copilot/claude-opus-4.5: capabilities lost minimal_reasoning_effort; gained output_config | 2026-05-29 |
| info | modified | [source artifact — 9 providers changed identically on the same day] gmi/anthropic/claude-opus-4.5: capabilities lost minimal_reasoning_effort; gained output_config | 2026-05-29 |
| info | modified | [source artifact — 9 providers changed identically on the same day] openrouter/anthropic/claude-opus-4.5: capabilities lost minimal_reasoning_effort; gained output_config | 2026-05-29 |
| info | modified | [source artifact — 9 providers changed identically on the same day] vercel_ai_gateway/anthropic/claude-opus-4.5: capabilities lost minimal_reasoning_effort; gained output_config | 2026-05-29 |