Sixth
Under review· 2AI coding assistant with access to top models including GPT-5, Claude, and Gemini. Supports agent mode, MCP servers, and custom integrations.
Active plans
5
Total changes
9
Last change
Sep 9, 2026
Price trend
no history
What we know about Sixth’s pricing
VolatileChanges in 12 months
9
Cadence
Every 10 days
Direction
Last move: -53.1%
Category position
Cheaper than 79% of AI & ML tools (2268 compared)
Current pricing
Individual Free
monthlyFree
- 50 agent mode requests/month
- 2,000 completions/month
- Claude 4.5 and Gemini 3 Pro
Pro
monthly$8/mo
- GPT-5.3 and Sonnet 4.6 access
- Basic MCP servers
- Priority email support
Pro+
monthly$22.5/mo
- All models including GPT-5.4 Pro, Opus 4.6, Gemini 3.1
- 1000+ MCP servers
- Custom integrations
- 24/7 dedicated support
Ultra
monthly$83/mo
- 40x more usage than Pro+
- All models
- First access to new models
- Dedicated infrastructure
Teams
monthly$26/mo
$26 /Month per seat
- Everything in Pro+ plan
- Single sign on
- Support up to 4 Team member
- Fastest response times
- Dedicated infrastructure
- 24/7 dedicated support channel
- Feature requests on demand
Price history
Last 9 changes
$32.00→$26.00(-18.8%)
| Date | Plan | Change | Old | New | Δ% |
|---|---|---|---|---|---|
| Sep 9, 2026 | Pro+ | decrease | $48 | $22.5 | -53.1% |
| Sep 9, 2026 | Ultra | decrease | $160 | $83 | -48.1% |
| Sep 9, 2026 | Pro | decrease | $17 | $8 | -52.9% |
| Sep 7, 2026 | Teams | decrease | $32 | $26 | -18.8% |
| Jun 25, 2026 | Teams | new plan | — | $32 | — |
| Jun 25, 2026 | Ultra | new plan | — | $160 | — |
| Jun 25, 2026 | Pro+ | new plan | — | $48 | — |
| Jun 25, 2026 | Pro | new plan | — | $17 | — |
| Jun 25, 2026 | Individual Free | new plan | — | $0 | — |
Similar to Sixth.
No confirmed competitors yet. These are AI & ML products at a similar price, matched automatically — not verified alternatives.