DEPRECATED
Retired 2026-09-29 — 1 days ago. Requests to this identifier are expected to fail.
state=dead sunset=2026-09-29 days_remaining=-1 severity=critical sources=litellm evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=single-source divergent_fields=none checked=2026-09-30 15:40Z
anthropic/claude-sonnet-4-5
Vendor: anthropic. Tracked by 1 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| litellm | azure_ai/claude-sonnet-4-5 | 200,000 | 64,000 | $3 | $15 | 2026-09-29 |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| high | deprecated | azure_ai/claude-sonnet-4-5: deprecation announced for 2026-11-15 — in 46 days | 2026-09-30 |
| high | deprecated | azure_ai/claude-sonnet-4-5: retires 2026-11-15 (in 46 days) | 2026-09-30 |
| low | modified | claude-sonnet-4-5: context_tokens raised 200,000 to 1,000,000 | 2026-09-17 |
| high | deprecated | claude-sonnet-4-5: deprecation announced for 2026-09-29 — in 39 days | 2026-08-21 |
| high | deprecated | azure_ai/claude-sonnet-4-5: deprecation announced for 2026-10-19 — in 59 days | 2026-08-21 |
| high | deprecated | vertex_ai/claude-sonnet-4-5: deprecation announced for 2026-09-29 — in 39 days | 2026-08-21 |
| high | deprecated | vertex_ai/claude-sonnet-4-5@20250929: deprecation announced for 2026-09-29 — in 39 days | 2026-08-21 |
| high | deprecated | claude-sonnet-4-5: retires 2026-09-29 (in 39 days) | 2026-08-21 |
| high | deprecated | vertex_ai/claude-sonnet-4-5: retires 2026-09-29 (in 39 days) | 2026-08-21 |
| high | deprecated | vertex_ai/claude-sonnet-4-5@20250929: retires 2026-09-29 (in 39 days) | 2026-08-21 |
| high | deprecated | azure_ai/claude-sonnet-4-5: retires 2026-10-19 (in 59 days) | 2026-08-21 |
| low | modified | claude-sonnet-4-5: capabilities gained native_structured_output | 2026-07-14 |
| low | added | new model snowflake/claude-sonnet-4-5 (200,000 ctx) | 2026-06-04 |