AI Recommendation
Should you use DeepSeek V4 Flash 0731?
DeepSeek V4 Flash 0731 is listed for chat workloads and supports a 1.0M context window.
Use it when LLM7.io's free tier is enough for evaluation, demos, or light production traffic.
DeepSeek V4 Flash 0731 Free API on LLM7.io
Free API Verified Available from LLM7.io
Fast DeepSeek V4 lane for economical reasoning, coding, and long-context work
Free APIOpenAI compatibleReasoningTool callingJSON modeReasoning
API Details
Copy-ready connection details
Base URL
https://api.llm7.io/v1 Model ID
DeepSeek-V4-Flash-0731 API format OpenAI Chat Completions
Technical Details
DeepSeek V4 Flash 0731 specifications
Context window 1.0M
Max output 384K
Status Online
Family deepseek-flash
Knowledge cutoff 2025-05
Released Apr 24, 2026
Last updated Apr 24, 2026
Free listing since Jul 31, 2026
Input text
Output text
Capabilities reasoning, tool calling, structured output, temperature control
Open weights Yes
Weights Hugging Face
External benchmark references
| Benchmark | Score | Metric | Date |
|---|---|---|---|
| SWE-Bench Verified | 79 | resolved | Not listed |
Best for
- Chat
Strengths & Weaknesses
Strengths
- Long context window
- Reasoning mode listed
- Tool calling support
- Structured JSON output
Watch outs
- Vision support is not listed
Benchmark Overview
Benchmark signals for DeepSeek V4 Flash 0731
Intelligence General reasoning and instruction following
34.5/100 Coding Programming and code generation
69.1/100 Agentic Tool use and multi-step tasks
41.7/100 Speed Observed generation speed
210 tok/s Context Maximum listed context window
1.0M Pricing
DeepSeek V4 Flash 0731 pricing per 1M tokens
Input $0.44 per 1M tokens
Output $1.32 per 1M tokens
Access Available LLM7.io
Availability
DeepSeek V4 Flash 0731 availability by provider
We found 4 provider listings for deepseek-v4-flash. Check model ID, quota, pricing, and API format before switching providers.
| Provider | Model listing | Access | Context | API | Limits |
|---|---|---|---|---|---|
| | DeepSeek V4 Flash 0731 | Free tier | 1.0M | Native | Varies |
| | deepseek-ai/DeepSeek-V4-Flash | Free tier | 8K | Native | Varies |
| | deepseek-v4-flash | Free tier | 0 | Native | See provider page |
| | deepseek-v4-flash | Free tier | 1.0M | OpenAI-style | Session/weekly limits (unpublished) |
Compare
DeepSeek V4 Flash 0731 alternatives to consider
| Model | Provider | Context | Access |
|---|---|---|---|
| deepseek-ai/DeepSeek-V4-Flash | ModelScope | 8K | Free tier |
| deepseek-v4-flash | Cline | 0 | Free tier |
| deepseek-v4-flash | Ollama Cloud | 1.0M | Free tier |
| gpt-oss:20b | LLM7.io | 128K | Check provider |
| mistral-Nemo-Instruct-2407 | LLM7.io | 128K | Free tier |
Typical Use Cases
DeepSeek V4 Flash 0731 use cases
Chat
DeepSeek V4 Flash 0731 is tagged for chat in this catalog and works with OpenAI-compatible client libraries.
FAQ
DeepSeek V4 Flash 0731 free API FAQ
Is DeepSeek V4 Flash 0731 free to use?
DeepSeek V4 Flash 0731 is listed with free API access on LLM7.io, subject to the provider's quota and account policy.
What is the DeepSeek V4 Flash 0731 model ID?
The model ID shown in this catalog is DeepSeek-V4-Flash-0731.
What context window does DeepSeek V4 Flash 0731 support?
The listed context window is 1.0M tokens with up to 384K output tokens.
More about DeepSeek V4 Flash 0731
Free DeepSeek V4 Flash 0731 API.
For API keys, setup steps, and provider-level limits, see the LLM7.io provider page.