DeepSeek vs ChatGPT

ChatGPT steadier on model availability.

Constraint stability only — pricing, limits, model availability, transparency. Not a capability comparison.

01 / SIDE-BY-SIDE

Tool	Verdict	Pricing	Limits	Models	Transparency	90d	Last change
DeepSeek	Stable	Stable100	Stable99	Stable90	Stable100	4	DeepSeek V4 Flash input price $0.0983 → $0.0980 per 1M tokens (+0%) (Jun 2026)
ChatGPT	Stable	Stable100	Stable99	Stable92	Stable100	1	New $100 Pro mid-tier (Apr 2026)

02 / RECENT CHANGES

DeepSeek

4 changes in the last 90 days

Latest: DeepSeek V4 Flash input price $0.0983 → $0.0980 per 1M tokens (+0%) (Jun 2026)

ChatGPT

1 change in the last 90 days

Latest: New $100 Pro mid-tier (Apr 2026)