OpenRouter: Fusion alternatives
Ranked by capability overlap, similar context window, and similar price tier. Cross-vendor options are weighted higher than same-provider alternatives.
See also: OpenRouter: Fusion model details · Openrouter provider page
Top 15 alternatives
| # | Model | Provider | Why | Context | Input price / 1M | Compare |
|---|---|---|---|---|---|---|
| 1 | DeepSeek: DeepSeek V4 Flash 0423 | DeepSeek | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.04 Budget | vs → |
| 2 | DeepSeek: DeepSeek V4 Flash 0731 | DeepSeek | similar price tier · similar context window | 1.3M Ultra context (1M+) | $0.04 Budget | vs → |
| 3 | DeepSeek: DeepSeek V4 Flash 0731 (batch) | DeepSeek | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.11 Budget | vs → |
| 4 | DeepSeek: DeepSeek V4 Flash Vision Exp | DeepSeek | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.22 Budget | vs → |
| 5 | DeepSeek: DeepSeek V4 Flash Vision Exp (batch) | DeepSeek | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.11 Budget | vs → |
| 6 | DeepSeek: DeepSeek V4 Pro 0423 | DeepSeek | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.42 Budget | vs → |
| 7 | DeepSeek: DeepSeek V4.1 Flash | DeepSeek | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.15 Budget | vs → |
| 8 | Google: Gemini 2.0 Flash | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.10 Budget | vs → | |
| 9 | Google: Gemini 2.0 Flash Lite | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.07 Budget | vs → | |
| 10 | Google: Gemini 2.5 Flash | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.30 Budget | vs → | |
| 11 | Google: Gemini 2.5 Flash (batch) | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.15 Budget | vs → | |
| 12 | Google: Gemini 2.5 Flash Lite | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.10 Budget | vs → | |
| 13 | Google: Gemini 2.5 Flash Lite (batch) | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.05 Budget | vs → | |
| 14 | Google: Gemini 2.5 Flash Lite Preview 09-2025 | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.10 Budget | vs → | |
| 15 | Google: Gemini 3 Flash Preview (batch) | similar price tier · similar context window | 1.0M Ultra context (1M+) | $0.25 Budget | vs → |
Larger-context alternatives
DeepSeek: DeepSeek V4 Flash 0423 — 1.0MDeepSeek: DeepSeek V4 Flash 0731 — 1.3MDeepSeek: DeepSeek V4 Flash 0731 (batch) — 1.0MDeepSeek: DeepSeek V4 Flash Vision Exp — 1.0MDeepSeek: DeepSeek V4 Flash Vision Exp (batch) — 1.0MDeepSeek: DeepSeek V4 Pro 0423 — 1.0MDeepSeek: DeepSeek V4.1 Flash — 1.0MGoogle: Gemini 2.0 Flash — 1.0M