Very long inputs
Choose DeepSeek V4.1 Flash
DeepSeek V4.1 Flash reads up to 1M tokens per request, against 200k for Claude Haiku 3.
Claude Haiku 3 vs DeepSeek V4.1 Flash: price, context and capabilities
Choose DeepSeek V4.1 Flash for very long inputs and the latest release; on the other points the two are level or the data is missing.
In short
- Claude Haiku 3 has been retired; DeepSeek V4.1 Flash is the one you can still call.
- A price comparison is not possible: one of them has no comparable published price.
- DeepSeek V4.1 Flash reads more per request: 1M tokens against 200k.
- DeepSeek V4.1 Flash is the newer model (October 2026, against March 2024).
- Only Claude Haiku 3 offers batch api.
- Only DeepSeek V4.1 Flash offers reasoning, prompt caching.
Which should you choose?
Each answer below comes straight from the published prices, specifications and independent benchmark results.
Latest release
Choose DeepSeek V4.1 Flash
DeepSeek V4.1 Flash is the newer release (October 2026, against March 2024 for Claude Haiku 3).
Specifications side by side
| Claude Haiku 3 | DeepSeek V4.1 Flash | |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Category | Language models | Language models |
| Status | Retired | Generally available |
| Headline price | $0.50 / 1M tokens | $0.525 / 1M tokens |
| Input | $0.25 / 1M tokens | $0.30 / 1M tokens |
| Output | $1.25 / 1M tokens | $1.20 / 1M tokens |
| Cached input | No data | $0.006 / 1M tokens |
| Context window | 200k | 1M |
| Max output | No data | 384k |
| Released | March 2024 | October 2026 |
| Knowledge cutoff | No data | No data |
| Licence | Proprietary | Proprietary |
| Capabilities | Vision, Tool calling, Structured output, Batch API | Vision, Reasoning, Tool calling, Structured output, Prompt caching |
| API model id | claude-3-haiku-20240307 | deepseek-flash |
Benchmarks side by side
Leader in bold.
| Benchmark | Claude Haiku 3 | DeepSeek V4.1 Flash |
|---|---|---|
| Intelligence Index | No data | 45.1 |
| SciCode | No data | 55.9% |
| Humanity's Last Exam | No data | 43.3% |
| MMMU-Pro (visual reasoning) | No data | 80.6% |
| Long-context reasoning (AA-LCR) | No data | 82.7% |
Independent evaluations by Artificial Analysis, run the same way for every model, at the reasoning setting shown. Percentages unless marked as an index.
Frequently asked questions
Should I choose Claude Haiku 3 or DeepSeek V4.1 Flash?
Choose DeepSeek V4.1 Flash for very long inputs and the latest release; on the other points the two are level or the data is missing.
Which is cheaper, Claude Haiku 3 or DeepSeek V4.1 Flash?
A price comparison is not possible: one of them has no comparable published price.
Which has the larger context window, Claude Haiku 3 or DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash reads more per request: 1M tokens against 200k.
What is the difference between Claude Haiku 3 and DeepSeek V4.1 Flash?
Claude Haiku 3 is made by Anthropic and DeepSeek V4.1 Flash by DeepSeek. Claude Haiku 3 has been retired; DeepSeek V4.1 Flash is the one you can still call. A price comparison is not possible: one of them has no comparable published price. DeepSeek V4.1 Flash reads more per request: 1M tokens against 200k. DeepSeek V4.1 Flash is the newer model (October 2026, against March 2024). Only Claude Haiku 3 offers batch api. Only DeepSeek V4.1 Flash offers reasoning, prompt caching.
Which is newer, Claude Haiku 3 or DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash was released on October 2026 and Claude Haiku 3 on March 2024.