DEPRECATED
Retired 2026-09-25 — 36 days ago. Requests to this identifier are expected to fail. Sources disagree on: context_tokens, input_price_per_mtok, max_output_tokens, output_price_per_mtok.
state=dead sunset=2026-09-25 days_remaining=-36 severity=critical sources=litellm,openrouter evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=yes divergent_fields=context_tokens,input_price_per_mtok,max_output_tokens,output_price_per_mtok checked=2026-10-31 05:09Z
deepseek/deepseek-v4-flash-0731
Vendor: deepseek. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| litellm | azure_ai/DeepSeek-V4-Flash-0731 | 1,000,000 | 384,000 | $0.44 | $1.32 | 2026-09-25 |
| openrouter | deepseek/deepseek-v4-flash-0731 | 1,048,576 | 943,718 | $0.119 | $0.238 | — |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| low | added | new model streamlake/deepseek-v4-flash-0731 (1,048,576 ctx) | 2026-10-29 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.12/Mtok | 2026-10-27 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.13/Mtok to $0.24/Mtok | 2026-10-27 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.0014/Mtok to $0.02/Mtok | 2026-10-27 |
| low | modified | deepseek/deepseek-v4-flash-0731: max_output_tokens raised 131,072 to 943,718 | 2026-10-27 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.44/Mtok to $0.04/Mtok | 2026-10-26 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $1.32/Mtok to $0.13/Mtok | 2026-10-26 |
| info | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.01/Mtok to $0.0014/Mtok | 2026-10-26 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.44/Mtok | 2026-10-26 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.13/Mtok to $1.32/Mtok | 2026-10-26 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.0014/Mtok to $0.01/Mtok | 2026-10-26 |
| high | modified | deepseek/deepseek-v4-flash-0731: max_output_tokens cut 943,718 to 131,072 | 2026-10-25 |
| low | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.04/Mtok | 2026-10-25 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.17/Mtok to $0.13/Mtok | 2026-10-25 |
| info | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.03/Mtok to $0.0014/Mtok | 2026-10-25 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.13/Mtok to $0.17/Mtok | 2026-10-25 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.0014/Mtok to $0.03/Mtok | 2026-10-25 |
| low | modified | deepseek/deepseek-v4-flash-0731: max_output_tokens raised 131,072 to 943,718 | 2026-10-25 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.04/Mtok | 2026-10-25 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.44/Mtok to $0.04/Mtok | 2026-10-23 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $1.32/Mtok to $0.13/Mtok | 2026-10-23 |
| info | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.01/Mtok to $0.0014/Mtok | 2026-10-23 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.44/Mtok | 2026-10-23 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.13/Mtok to $1.32/Mtok | 2026-10-23 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.0014/Mtok to $0.01/Mtok | 2026-10-23 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.44/Mtok to $0.04/Mtok | 2026-10-22 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $1.32/Mtok to $0.13/Mtok | 2026-10-22 |
| info | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.01/Mtok to $0.0014/Mtok | 2026-10-22 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.44/Mtok | 2026-10-22 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.13/Mtok to $1.32/Mtok | 2026-10-22 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.0014/Mtok to $0.01/Mtok | 2026-10-22 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.44/Mtok to $0.04/Mtok | 2026-10-21 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $1.32/Mtok to $0.13/Mtok | 2026-10-21 |
| info | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.01/Mtok to $0.0014/Mtok | 2026-10-21 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.13/Mtok to $0.44/Mtok | 2026-10-21 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.39/Mtok to $1.32/Mtok | 2026-10-21 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.0041/Mtok to $0.01/Mtok | 2026-10-21 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.44/Mtok to $0.13/Mtok | 2026-10-20 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $1.32/Mtok to $0.39/Mtok | 2026-10-20 |
| info | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.01/Mtok to $0.0041/Mtok | 2026-10-20 |