DeepSeek API
Canonical page on the main site: sinoaihub.com/api/deepseek
Type
api
Definition
DeepSeek API is DeepSeek's official API platform (endpoint https://api.deepseek.com).
Key facts
- Endpoint: https://api.deepseek.com
- Authentication: Bearer API key (created at platform.deepseek.com/api_keys)
- Capabilities: streaming, tool calling, structured output, vision
- Rate limits: Concurrency: deepseek-flash 2500; deepseek-v4-pro 500 (per official pricing page)
Provider
Api Type
official
Endpoint
https://api.deepseek.com
Authentication
Bearer API key (created at platform.deepseek.com/api_keys)
Streaming
Yes
Function Calling
Yes
Tool Calling
Yes
Structured Output
Yes
Vision
Yes
Context Limits
| model | input_limit | output_limit |
|---|---|---|
| deepseek-v4-1-flash | 1048576 | 393216 |
| deepseek-v4-pro | 1048576 | 393216 |
Rate Limits
Concurrency: deepseek-flash 2500; deepseek-v4-pro 500 (per official pricing page)
Cloud Providers
- DeepSeek Platform
Pricing Ref
Documentation
https://api-docs.deepseek.com/
Limitations
- Official docs publish concurrency limits only; no regional deployment breakdown as of 2026-09-27
Verification Status
verified
API Changes
| date | change | source | verification_date |
|---|---|---|---|
| 2026-08-13 | DeepSeek-V4-Pro GA (0813) shipped on the API | https://api-docs.deepseek.com/updates | 2026-09-29 |
| 2026-08-16 | Peak/off-peak pricing introduced (peak = 2x off-peak) | https://api-docs.deepseek.com/updates | 2026-09-29 |
| 2026-09-10 | V4-Pro deprecation announced then reversed the same day; V4.1-Flash released | https://api-docs.deepseek.com/updates | 2026-09-29 |
Last Verified
2026-09-20
Source history
No documented source-change events located as of 2026-09-20.
Sources
| evidence_id | source_name | source_url | source_type | published | verified | confidence | conflict |
|---|---|---|---|---|---|---|---|
| src-apis-deepseek-1 | DeepSeek API docs | https://api-docs.deepseek.com/ | Official documentation | — | 2026-09-20 | high | — |
| src-apis-deepseek-2 | DeepSeek API docs — Models & Pricing | https://api-docs.deepseek.com/quick_start/pricing | Official documentation | — | 2026-09-20 | high | — |