token.app › Compare › Nano Banana 2.1 vs Xing4.0 29B A4B (free)
Nano Banana 2.1 vs Xing4.0 29B A4B (free)
Xing4.0 29B A4B (free) is free to use, against $3.00 per million tokens. Xing4.0 29B A4B (free) accepts the larger context window (262K).
Head to head
Blended price uses a 3:1 input:output mix
| Nano Banana 2.1 | Xing4.0 29B A4B (free) | |
|---|---|---|
| Provider | Xingchen agi | |
| Input $/1M | $1.50 | Free |
| Output $/1M | $7.50 | Free |
| Blended $/1M | $3.00 | Free |
| Context window | 66K | 262K |
| Max output | 59K | 236K |
| Released | Oct 2026 | Oct 2026 |
| Licence | Proprietary | Open weights |
Choose Nano Banana 2.1 if…
- No clear advantage on the data we hold.
Choose Xing4.0 29B A4B (free) if…
- Costs less per token — Free vs $3.00 blended
- Larger context window (262K)
- Open weights — self-hostable
- Newer model (released Oct 2026)
FAQ
Which is better, Nano Banana 2.1 or Xing4.0 29B A4B (free)?
We do not hold independently-run benchmark scores covering both Nano Banana 2.1 and Xing4.0 29B A4B (free), so we make no quality claim. Their pricing and specifications are compared on this page.
Is Nano Banana 2.1 cheaper than Xing4.0 29B A4B (free)?
Xing4.0 29B A4B (free) is cheaper: Free versus $3.00 per million tokens blended at 3:1 input:output. Input alone: $1.50 vs Free. Output alone: $7.50 vs Free.
What context windows do Nano Banana 2.1 and Xing4.0 29B A4B (free) have?
Nano Banana 2.1: 65,536 tokens. Xing4.0 29B A4B (free): 262,144 tokens.
Who makes Nano Banana 2.1 and Xing4.0 29B A4B (free)?
Nano Banana 2.1 is made by Google. Xing4.0 29B A4B (free) is made by Xingchen agi.