Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview)

Call Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview)

Via OpenRouter: one base URL for every provider.

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-3.1-flash-image-preview",
    "messages": [{"role": "user", "content": "Say hello"}]
  }'

Direct on Google Gemini / AI Studio:

curl https://generativelanguage.googleapis.com/v1beta/chat/completions \
  -H "Authorization: Bearer $GEMINI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gemini-3.1-flash-image-preview",
    "messages": [{"role": "user", "content": "Say hello"}]
  }'

Google Gemini / AI Studio keys

• AIza4ZQEofmgJsy_I5BqltY6rGuIJs_dF_Sip9Uactive$10.46 creditverified 4d agoCopy
• AIza9WGakfTSPDSJ1Z4kS6TU1iRswCbDHPQXVN3active$18.41 creditverified 6d agoCopy
• AIza3EotvVUW3TMfs0iZA596bT1KuFpYDwuhFhGactive3.1M tokensverified 5d agoap-northeastCopy
• AIza90cGRVnR9t4TxefjWhZxvpoCpiLp96e3Eeqactive4.2M tokensverified 6d agoCopy
• AIzaFAln4I3fBW8-FfJQf8-H26_HpNYph0cXLLXactive9.5M tokensverified 5d agoCopy
• AIzalvROASQNzRJdJ5l-rQjWg6CKYxiYkHMpJtFactive0.9M tokensverified 5d agoCopy
• AIzatF-rJFu1_wO5AmtNKhBzhLPZGmp7qILejm3active$7.14 creditverified 5d agous-westCopy
• AIzatuk_1lY4TefC8w8XzQnsBKAQTPT4VrVnHVxactive$8.01 creditverified 5d agoCopy
• AIzaEDgWgdDCrOqBPNqPLOU18Pe05GGMQhkvTd9active7.2M tokensverified 5d agoCopy
• AIzavWWFn_UXQPC_vsvHu9J_l9chLoMGT-3Xi4Hactive$9.89 creditverified 6d agoCopy

OpenRouter keys

OpenRouter keys work for google/gemini-3.1-flash-image-preview regardless of the upstream provider.

• sk-or-v1-de897296ecd0407d31ce75302e6…93d2dbfbb269d72fsk-or-v1-de897296ecd0407d31ce75302e62214386e494ad4567d15e93d2dbfbb269d72factive1.4M tokensverified 5d agoCopy
• sk-or-v1-d1989ba3c323e8c7e83e9ba157a…0907c3a277bd9eebsk-or-v1-d1989ba3c323e8c7e83e9ba157a2a3343c74cf77171c6d030907c3a277bd9eebactive4.9M tokensverified 4d agoCopy
• sk-or-v1-0699bb704e459375e68dc5396f8…cb09a2c1848da1d2sk-or-v1-0699bb704e459375e68dc5396f8be1e93f94e1ca17b51b5ecb09a2c1848da1d2active$23.96 creditverified 5d agoap-northeastCopy
• sk-or-v1-0adf5b006e0f0de6b8a0100c1f2…f32b72f0f43ea4ecsk-or-v1-0adf5b006e0f0de6b8a0100c1f2bdff4fa033263f7125a6ff32b72f0f43ea4ecactive4.4M tokensverified 5d agoCopy
• sk-or-v1-567c468ee4da73be9cedc722fda…496ae060a138b1c2sk-or-v1-567c468ee4da73be9cedc722fda7e896940cc20d43d9774f496ae060a138b1c2active3.9M tokensverified 5d agous-westCopy
• sk-or-v1-285adac6b7513aa371c37ac6be1…fb3e11b435fc119esk-or-v1-285adac6b7513aa371c37ac6be107e97e1494db15bfa342afb3e11b435fc119eactive2.0M tokensverified 3d agoCopy
• sk-or-v1-dd5f3f3e8a6be4e00068a5a49f0…6fdaffad18fecd7esk-or-v1-dd5f3f3e8a6be4e00068a5a49f0bc7578014c10bfb1947406fdaffad18fecd7eactive$32.32 creditverified 3d agoeu-centralCopy
• sk-or-v1-85221a370fc2ab1cefe6c2acbf7…842b5ce09939ad22sk-or-v1-85221a370fc2ab1cefe6c2acbf78404c20408ba42abc5dcc842b5ce09939ad22active$19.74 creditverified 3d agoCopy
• sk-or-v1-668b9e5b51a3eb3997a6d46c029…d36c2e95e667627bsk-or-v1-668b9e5b51a3eb3997a6d46c0297d1c52a21d928803a492bd36c2e95e667627bactive$38.80 creditverified 5d agoap-northeastCopy
• sk-or-v1-ff548d1bbeec3b08df520f4b6c2…deda98ad68f0c698sk-or-v1-ff548d1bbeec3b08df520f4b6c2238eb3d43e038e1d1b6eadeda98ad68f0c698active$27.09 creditverified 5d agoCopy