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DeepSeek · APINew
DeepSeek V4 Flash API
Use DeepSeek V4 Flash with one OmniaKey API key.
- Model ID
- deepseek-v4-flash
- Provider
- DeepSeek
- Input · USD / 1M tokens
- $0.14 USD
- Output · USD / 1M tokens
- $0.28 USD
- Pricing
- Official rate
- Last verified
- 2026-08-07
01
Where it fits
Choose it for frequent DeepSeek V4 requests where lower input and output rates matter most.
02
Model capabilities
Tool use
Can select and call tools in agent workflows that support structured tool use.
Fast responses
Optimized for responsive iteration and higher-volume agent tasks.
03
OpenAI-compatible API
Keep your client and change the base URL, API key, and model ID.
curl
curl https://api.omniakey.com/v1/chat/completions \
-H "Authorization: Bearer $OMNIAKEY_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "deepseek-v4-flash",
"messages": [{"role": "user", "content": "Explain this codebase"}],
"stream": true
}'04
Compatible coding tools
Claude Code
Codex
Cursor
Cline
Aider
More DeepSeek models
Frequently asked questions
How much does DeepSeek V4 Flash cost on OmniaKey?
OmniaKey charges the official rate: $0.14 USD per 1M input tokens and $0.28 USD per 1M output tokens, in USD.
Which coding tools work with DeepSeek V4 Flash?
The current catalog lists compatibility with Claude Code, Codex, Cursor, Cline, Aider. Use the model ID shown on this page when the client supports model selection.