Google vs 
OpenAI
Google and OpenAI subscription plans, prices, and usage limits side by side, source-linked and tracked over time. 2026 snapshot, last verified 2026-06-08. Cheapest plan across the two: Google AI Plus at $4.99/mo. For value-per-dollar and measured receipts, see the interactive LimitWatch app.
| Provider | Plan | Price / mo | Limits | Confidence | Source |
|---|---|---|---|---|---|
| Google | AI Plus | $4.99 | 2x Free | announced | src |
| OpenAI | Go | $8 | 160 messages/3h 10 messages/5h | official | src |
| Google | AI Pro | $19.99 | 4x Free | official | src |
| OpenAI | Plus | $20 | 160 messages/3h 3,000 messages/wk | official | src |
| Google | AI Ultra (5x) | $99.99 | 5x AI Pro | official | src |
| Google | AI Ultra (20x) | $199.99 | 20x AI Pro | official | src |
| OpenAI | Pro | $200 | ? messages | official | src |
Recent Google changes
2026-06-08Google AI Plus $7.99 -> $4.99 / mo src
2026-05-19Google AI Ultra (20x) $249.99 -> $199.99 / mo src
2026-05-19Google AI Ultra (20x) ?x usage -> 20x usage src
2026-05-19Google AI Ultra (5x) 5x usage src
2026-05-19Google AI Pro ?x usage -> 4x usage src
2026-05-19Google AI Plus ?x usage -> 2x usage src
2026-04-01Google AI Plus plan added (usage unpublished) src
Recent OpenAI changes
2026-04-23OpenAI Go GPT-5.4 Thinking -> GPT-5.5 Thinking (10 messages / 5h) src
2026-04-23OpenAI Go GPT-5.3 -> GPT-5.5 (160 messages / 3h) src
2026-04-23OpenAI Pro GPT-5.3 -> GPT-5.5 src
2026-04-23OpenAI Plus GPT-5.4 Thinking -> GPT-5.5 Thinking (3,000 messages / wk) src
2026-04-23OpenAI Plus GPT-5.3 -> GPT-5.5 (160 messages / 3h) src