Gemini 3.5 Flash vs Gemini 3.6 Flash
Gemini 3.5 Flash (2026) and Gemini 3.6 Flash (2026) are frontier-tier reasoning models from Google DeepMind. Gemini 3.5 Flash ships a 1.05m-token context window, while Gemini 3.6 Flash ships a 1.05m-token context window. On pricing, both list $1.50/1M input tokens on the cheapest tracked route. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.
Gemini 3.6 Flash is safer overall; choose Gemini 3.5 Flash when coding workflow support matters.
Decision scorecard
Local evidence first| Signal | Gemini 3.5 Flash | Gemini 3.6 Flash |
|---|---|---|
| Best for | reasoning-heavy apps, multimodal apps, and tool-calling agents | reasoning-heavy apps, multimodal apps, and tool-calling agents |
| Decision fit | Coding, RAG, and Agents | Coding, RAG, and Agents |
| Context window | 1.05m | 1.05m |
| Cheapest output | $9/1M tokens | $7.50/1M tokens |
| Provider routes | 4 tracked | 1 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Gemini 3.5 Flash has broader tracked provider coverage for fallback and route flexibility.
- Local decision data tags Gemini 3.5 Flash for Coding, RAG, and Agents.
- Gemini 3.6 Flash has the lower cheapest tracked output price at $7.50/1M tokens.
- Local decision data tags Gemini 3.6 Flash for Coding, RAG, and Agents.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Gemini 3.5 Flash
$3,450
Cheapest tracked route/tier: Google AI Studio
Gemini 3.6 Flash
$3,075
Cheapest tracked route/tier: Google AI Studio
Estimated monthly gap: $375. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- Provider overlap exists on Google AI Studio; start route-level A/B tests there.
- Gemini 3.6 Flash is $1.50/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Provider overlap exists on Google AI Studio; start route-level A/B tests there.
- Gemini 3.5 Flash is $1.50/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
Specs
| Specification | ||
|---|---|---|
| Released | 2026-05-19 | 2026-07-21 |
| Context window | 1.05m | 1.05m |
| Parameters | — | — |
| Architecture | Decoder Only | - |
| License | Proprietary | Proprietary |
| Openness | Proprietary | Proprietary |
| Weights | Not released | Not released |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: conditional | Commercial use: conditional |
| Knowledge cutoff | 2025-01 | - |
Pricing and availability
| Pricing attribute | Gemini 3.5 Flash | Gemini 3.6 Flash |
|---|---|---|
| Input price | $1.50/1M tokens | $1.50/1M tokens |
| Output price | $9/1M tokens | $7.50/1M tokens |
| Providers |
Capabilities
| Capability | Gemini 3.5 Flash | Gemini 3.6 Flash |
|---|---|---|
| Vision | Yes | Yes |
| Multimodal | Yes | Yes |
| Reasoning | Yes | Yes |
| JSON / Tool use | Yes | Yes |
| Structured outputs | Yes | Yes |
| Code execution | Yes | Yes |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark scores are currently available for this pair.
Continue comparing
Popular comparisons for Gemini 3.5 Flash
Last reviewed: 2026-07-21. Data sourced from public model cards and provider documentation.