MODEL PROOF
DeepSeek V4.1 Flash
NOT INDEPENDENTLY RATED
No independent LMArena score is published for this model.
$0.200 / 1M tokens Balanced · 3 tokens in per 1 out
Serving precision differs between offers.
- Independent LMArena score
- Not independently rated
- Context window
- 1.05M
- Maximum output
- 943.72K
- Input modalities
- text, image
- Output modalities
- text
- Published input price
- $0.100 / 1M tokens
- Published output price
- $0.500 / 1M tokens
- Pricing kind
- fixed
Inspect complete billing conditions and endpoint terms below.
Every price dimension · USD per million tokens
| Input | $0.100/M |
|---|---|
| Output | $0.500/M |
| Cached input | $0.010/M |
| Cache write | Unknown/M |
| Cache write 1h | Unknown/M |
| Reasoning | Unknown/M |
Who sells it
The same weights, different shops. Cheapest is not like-for-like when serving precision differs.
Headline cheapest is a lower precision. Like-for-like at the best declared precision is $0.140/M from DeepInfra.
26 provider offers · rates, limits and conditions
Rates are USD per million tokens. Endpoint terms can differ even when the quoted price and precision match. A listed parameter is a provider declaration, not a task-success test.
| Seller | Input | Output | Precision | Uptime (1d) |
|---|---|---|---|---|
| OpenInferenceopen-inference/fp4 Endpoint terms
| $0.100 | $0.500 | fp4 | 99.22% |
| Relacerelace/fp4 Endpoint terms
| $0.100 | $0.500 | fp4 | 99.95% |
| DekaLLMdekallm Endpoint terms
| $0.100 | $1.00 | undeclared | 93.94% |
| Morphmorph Endpoint terms
| $0.128 | $0.510 | undeclared | 99.65% |
| Sail Researchsail-research/fp4 Endpoint terms
| $0.130 | $0.750 | fp4 | 99.98% |
| Waferwafer Endpoint terms
| $0.139 | $0.600 | undeclared | 99.85% |
| DeepInfradeepinfra/fp8 Endpoint terms
| $0.140 | $0.420 | fp8 | 99.74% |
| StreamLakestreamlake/fp8 Endpoint terms
| $0.150 | $0.600 | fp8 | 99.77% |
| Alibabaalibaba Endpoint terms
| $0.150 | $0.600 | undeclared | 99.92% |
| DeepSeekdeepseek Endpoint terms
| $0.150 | $0.600 | undeclared | 99.96% |
| CoreWeavecoreweave/fp8 Endpoint terms
| $0.200 | $0.650 | fp8 | 99.46% |
| Fireworksfireworks Endpoint terms
| $0.220 | $0.660 | undeclared | 99.89% |
| Kreakrea/fp8 Endpoint terms
| $0.225 | $0.900 | fp8 | 95.31% |
| Phalaphala Endpoint terms
| $0.276 | $1.10 | undeclared | 99.23% |
| GMICloudgmicloud/fp8 Endpoint terms
| $0.285 | $1.14 | fp8 | 99.24% |
| Novitanovita/fp8 Endpoint terms
| $0.285 | $1.14 | fp8 | 99.92% |
| AtlasCloudatlas-cloud/fp8 Endpoint terms
| $0.300 | $1.20 | fp8 | 99.70% |
| BaseTenbaseten/fp8 Endpoint terms
| $0.300 | $1.20 | fp8 | 99.08% |
| Makoramakora/fp8 Endpoint terms
| $0.300 | $1.20 | fp8 | 98.93% |
| SiliconFlowsiliconflow/fp8 Endpoint terms
| $0.300 | $1.20 | fp8 | 99.38% |
| BaseTenbaseten/fp8 Endpoint terms
| $0.300 | $1.20 | fp8 | 98.92% |
| Parasailparasail/fp8 Endpoint terms
| $0.300 | $1.20 | fp8 | 95.64% |
| DigitalOceandigitalocean Endpoint terms
| $0.300 | $1.20 | undeclared | 97.80% |
| Togethertogether Endpoint terms
| $0.300 | $1.20 | undeclared | 99.89% |
| Modalmodal Endpoint terms
| $0.300 | $1.20 | undeclared | 99.77% |
| Venicevenice/fp8 Endpoint terms
| $0.375 | $1.50 | fp8 | 98.33% |
Independent scores
No independent benchmark has measured this model. Unrated is not a score of zero.
Capability
| Context window | 1M |
|---|---|
| Max output | 944K |
| Input modes | text, image |
| Tool use | yes |
| Reasoning | optional |
| Open weights | Unknown |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-09-23 |
| Quality data | unrated |
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...
Questions this page answers
What does DeepSeek V4.1 Flash cost?
$0.100/M in, $0.500/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.
Does DeepSeek V4.1 Flash have an independent quality score?
DeepSeek V4.1 Flash has no independent quality score in this catalogue. Unrated is not a score of zero.
What beats DeepSeek V4.1 Flash?
DeepSeek V4.1 Flash has no independent quality score. Unrated is not a score of zero.
Does this page use Artificial Analysis scores for DeepSeek V4.1 Flash?
No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.
Does a missing score mean DeepSeek V4.1 Flash scored zero?
Unrated is not a score of zero.
Is the cheapest DeepSeek V4.1 Flash endpoint the same product?
Headline cheapest is a lower precision. Like-for-like at the best declared precision is $0.140/M from DeepInfra.
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