gemini-3.5-flash vs gpt-5.5

gemini-3.5-flash is about 60% cheaper per 1M input tokens on CaMeL Hub.

gemini-3.5-flashgpt-5.5
ProviderGoogleOpenAI
per 1M input tokens$1.5$3.75
per 1M output tokens$9.00$22.5
Context window1048576 tokens1050000 tokens
Capabilitiesstreaming, visionstreaming, vision

When to use which

gemini-3.5-flash

Gemini 3.5 Flash is Google's fast frontier multimodal model. On CaMeL Hub it costs $1.50 per 1M input tokens and $9.00 per 1M output tokens β€” call it with any OpenAI SDK by pointing base_url at https://api.camel-hub.com/v1 and requesting model "gemini-3.5-flash". No Google Cloud account or region setup required: top up, create a key, and start streaming.

  • Agentic coding assistants that keep a whole repository in context across long multi-step editing sessions
  • Long-document analysis β€” summarizing or cross-referencing hundreds of pages of reports, contracts, or transcripts in one request
  • UI screenshot understanding: turning app screens, dashboards, and design mockups into structured descriptions or test assertions
  • Chart, diagram, and scanned-table extraction from images into JSON or Markdown

Full details β†’

gpt-5.5

GPT-5.5 is OpenAI's flagship general-purpose model with a 1,050,000-token context window. Call it on CaMeL Hub via the OpenAI-compatible API (base_url https://api.camel-hub.com/v1) at $3.75 per 1M input tokens and $22.50 per 1M output tokens.

  • Whole-repository code review and multi-file refactoring β€” load hundreds of source files into one prompt and get consistent, cross-file changes
  • Contract and due-diligence analysis over document sets that approach the 1M-token window, with clause-level citations
  • Screenshot and diagram understanding: feed UI captures, architecture diagrams, or chart images and get structured findings
  • Long-form technical writing and editing β€” drafting or revising documentation and reports up to the 128K output ceiling

Full details β†’

Try both with one key