DeepSeek V4.1 Flash

DeepSeek V4.1 Flash: natively multimodal vision understanding with 1M context and 384K max output.

Input price: $0.073–$0.283list $0.146-50%
Output price: $0.292–$1.131list $0.584-50%
Context: 1M
Max output: 384K
Modalities: InputTextImageOutputText
Capability: 156 (#29 of 89)
30-day uptime: —
Released: 2026-09-10
Knowledge cutoff: —

Providers

Providers that serve this model. With Auto, each request goes to the best available provider. Prices in USD per 1M tokens; stats cover the last 30 days.

AutoInput$0.073–$0.283-50%Output$0.292–$1.131-50%Cache read$0.00292–$0.0283Context1MMax output384KWe send each request to the best-priced healthy provider. You pay that provider’s price.ByteDance (Volcano Engine)CheapestInput$0.073–$0.146-50%Output$0.292–$0.584-50%Cache read$0.00292–$0.00584ChinaNo trainingAlibaba Cloud (Model Studio Intl)Input$0.1415–$0.283Output$0.5655–$1.131Cache read$0.014152–$0.0283Global (HK/DE/JP)No trainingFireworks AIInput$0.22Output$0.66Cache read$0.007Context1MMax output384KUnited StatesNo trainingNo retention

Pricing

Prices vary by provider. Showing ByteDance (Volcano Engine), the lowest. Pick a provider above to see its prices.

Input: $0.073list $0.146-50%; per 1M tokens
Output: $0.292list $0.584-50%; per 1M tokens
Cache read: $0.00292; per 1M tokens

01:00–04:00, 06:00–10:00 UTC

Input: $0.146list $0.292-50%; per 1M tokens
Output: $0.584list $1.168-50%; per 1M tokens
Cache read: $0.00584; per 1M tokens

Make a request

Set your provider preferences, then copy the request. It reads your API key from OHMYGPT_API_KEY.

Keep conversations on one provider

Later turns reuse the provider’s prompt cache, which can lower cost and latency.

Providers

ByteDance (Volcano Engine)

Fireworks AI

Alibaba Cloud (Model Studio Intl)

curl https://api.ohmygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $OHMYGPT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek/deepseek-v4.1-flash",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'

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Better value: more capable, lower price
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Capability scores are from Epoch AI’s Epoch Capabilities Index (CC BY 4.0, as of 2026-11-02), which combines dozens of benchmarks with GPT-5 set at 150. epoch.ai/eci

Price: our current input price per 1M tokens in USD, lowest across channels. Dated snapshots and resold copies of the same model are merged into one point; free models are not shown.

Shaded area: capability above and price below the median of all models. Pareto frontier: no other model is both cheaper and more capable.

DeepSeek V4.1 FlashThis model

Capability: 156
Input: $0.073–$0.283
Output: $0.292–$1.131

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Capability: —
Input: $0.073
Output: $0.292

GLM-5.3

Capability: 156
Input: $0.07–$2.10
Output: $0.22–$6.60

GPT OSS Safeguard 20B

Capability: —
Input: $0.077
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Capability: —
Input: $0.066
Output: $0.264