DEPRECATED
Retired 2025-10-28 — 337 days ago. Requests to this identifier are expected to fail. The provider names claude-sonnet-4-6 as the replacement.
state=dead sunset=2025-10-28 days_remaining=-337 severity=critical sources=docs,litellm evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=claude-sonnet-4-6 corroborated=yes divergent_fields=none checked=2026-09-30 15:40Z
anthropic/claude-3-5-sonnet-20240620
Vendor: anthropic. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| docs | claude-3-5-sonnet-20240620 | — | — | — | — | 2025-10-28 |
| litellm | anthropic.claude-3-5-sonnet-20240620-v1:0 | 1,000,000 | 4,096 | $3 | $15 | — |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| low | added | new model claude-3-5-sonnet-20240620 | 2026-09-28 |
| medium | removed | [one catalog only — litellm still list it] claude-3-5-sonnet-20240620 is no longer listed by this source — calls to it are expected to fail | 2026-09-23 |
| medium | removed | [one catalog only — docs, litellm still list it] apac.anthropic.claude-3-5-sonnet-20240620-v1:0 is no longer listed by this source — calls to it are expected to fail | 2026-09-23 |
| low | added | new model claude-3-5-sonnet-20240620 | 2026-09-22 |
| medium | removed | [one catalog only — litellm still list it] claude-3-5-sonnet-20240620 is no longer listed by this source — calls to it are expected to fail | 2026-09-18 |
| critical | deprecated | apac.anthropic.claude-3-5-sonnet-20240620-v1:0: deprecation announced for 2026-07-30 (date already passed) | 2026-08-12 |
| critical | deprecated | apac.anthropic.claude-3-5-sonnet-20240620-v1:0: retires 2026-07-30 (13 days ago) | 2026-08-12 |
| info | deprecated | claude-3-5-sonnet-20240620: retires 2025-10-28 (277 days ago) | 2026-08-01 |
| low | added | new model claude-3-5-sonnet-20240620 | 2026-08-01 |
| medium | removed | [one catalog only — docs, litellm still list it] claude-3-5-sonnet-20240620 is no longer listed by this source — calls to it are expected to fail | 2026-08-01 |