DEPRECATED
Retired 2026-09-25 — 5 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=-5 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=2026-09-30 15:40Z
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 | $0.01 | $1.28 | — |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.32/Mtok to $1.28/Mtok | 2026-09-30 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.02/Mtok to $0.01/Mtok | 2026-09-30 |
| info | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.02/Mtok to $0.01/Mtok | 2026-09-30 |
| info | modified | [source artifact — 4 providers changed identically on the same day] deepseek/deepseek-v4-flash-0731: context_tokens cut 1,310,720 to 1,048,576 | 2026-09-30 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.02/Mtok to $0.02/Mtok | 2026-09-29 |
| low | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.02/Mtok to $0.02/Mtok | 2026-09-29 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.02/Mtok to $0.02/Mtok | 2026-09-29 |
| low | modified | azure_ai/DeepSeek-V4-Flash-0731: max_output_tokens raised 128,000 to 384,000 | 2026-09-28 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.02/Mtok to $0.02/Mtok | 2026-09-27 |
| low | added | new model sail/deepseek-ai/DeepSeek-V4-Flash-0731 (1,048,576 ctx) | 2026-09-26 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.03/Mtok to $0.02/Mtok | 2026-09-26 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.03/Mtok to $0.02/Mtok | 2026-09-26 |
| critical | deprecated | fireworks_ai/accounts/fireworks/models/deepseek-v4-flash-0731: deprecation announced for 2026-09-25 — in 1 days | 2026-09-24 |
| critical | deprecated | fireworks_ai/deepseek-v4-flash-0731: deprecation announced for 2026-09-25 — in 1 days | 2026-09-24 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.03/Mtok | 2026-09-24 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.64/Mtok to $0.32/Mtok | 2026-09-24 |
| critical | deprecated | fireworks_ai/accounts/fireworks/models/deepseek-v4-flash-0731: retires 2026-09-25 (in 1 days) | 2026-09-24 |
| critical | deprecated | fireworks_ai/deepseek-v4-flash-0731: retires 2026-09-25 (in 1 days) | 2026-09-24 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.04/Mtok to $0.03/Mtok | 2026-09-24 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.64/Mtok to $0.32/Mtok | 2026-09-24 |
| low | added | new model baseten/deepseek-ai/DeepSeek-V4-Flash-0731 (1,048,576 ctx) | 2026-09-22 |
| medium | repriced | openrouter/deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.32/Mtok to $0.64/Mtok | 2026-09-22 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.32/Mtok to $0.64/Mtok | 2026-09-22 |
| medium | repriced | openrouter/deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.16/Mtok to $0.32/Mtok | 2026-09-21 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.16/Mtok to $0.32/Mtok | 2026-09-21 |
| medium | repriced | openrouter/deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.08/Mtok to $0.16/Mtok | 2026-09-20 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.08/Mtok to $0.16/Mtok | 2026-09-20 |
| medium | repriced | openrouter/deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.01/Mtok to $0.02/Mtok | 2026-09-19 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.06/Mtok to $0.04/Mtok | 2026-09-19 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.12/Mtok to $0.08/Mtok | 2026-09-19 |
| info | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.07/Mtok to $0.04/Mtok | 2026-09-19 |
| info | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.18/Mtok to $0.08/Mtok | 2026-09-19 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.12/Mtok to $0.18/Mtok | 2026-09-19 |
| medium | repriced | deepseek/deepseek-v4-flash-0731: cache_read_price_per_mtok $0.01/Mtok to $0.02/Mtok | 2026-09-19 |
| low | repriced | deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.06/Mtok to $0.07/Mtok | 2026-09-19 |
| critical | deprecated | together_ai/deepseek-ai/DeepSeek-V4-Flash-0731: deprecation announced for 2026-09-29 — in 12 days | 2026-09-17 |
| high | modified | wandb/deepseek-ai/DeepSeek-V4-Flash-0731: context_tokens cut 262,144 to 262,000 | 2026-09-17 |
| critical | deprecated | together_ai/deepseek-ai/DeepSeek-V4-Flash-0731: retires 2026-09-29 (in 12 days) | 2026-09-17 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: input_price_per_mtok $0.07/Mtok to $0.06/Mtok | 2026-09-17 |
| info | repriced | openrouter/deepseek/deepseek-v4-flash-0731: output_price_per_mtok $0.18/Mtok to $0.12/Mtok | 2026-09-17 |