BananaBanana Image & Video Generation

List all available image, video and speech generation models with current per-unit USD prices, supported resolutions, durations and constraints. Prices come from the same source as the website — call this before quoting costs to a user or choosing a model. Free, no charge.

Get the current account balance (USD), this API key's name, optional daily spend cap and how much of it is used today. Free, no charge. Use it to check affordability before starting expensive generations.

Start an AI image generation (Google Nano Banana family). Charges the account balance immediately and returns a job_id — poll get_result for the finished image URLs. Typical completion: 10–60 seconds. Optional reference_images provide the model with the actual subject, product, character or style pi

Edit / refine a previously generated image with a text instruction (multi-turn editing: change colors, remove objects, restyle, etc.). Pass the job_id of a COMPLETED image generation as source_generation_id. Charged like a single image of the chosen model/resolution; auto-refund on failure. Example:

Start an AI video generation (Google Veo 3.1 family or Gemini Omni Flash). EXPENSIVE: $0.10–$4.40 per clip. Cost confirmation is mandatory: the first call always returns a USD quote and charges nothing — repeat the call with confirm_cost set to the quoted amount to actually start. Returns a job_id;

Edit an EXISTING video with Gemini Omni Flash (video-to-video): restyle it, replace or add objects, relight the scene, change the mood — motion and composition of the source clip are preserved. Billed by output length at $0.10/s; cost confirmation is mandatory (first call returns the quote and charg

Generate natural speech with Gemini 3.1 Flash TTS Preview. This synchronous tool returns a hosted WAV URL directly (no get_result polling). Supports one voice or an exactly two-speaker dialogue, automatic language detection or a BCP-47 language_code, natural-language direction for accent/tone/pace,

Get the status and result of a generation job started with generate_image / edit_image / generate_video / edit_video. Waits up to wait_seconds for completion before returning (long-poll). On success returns hosted media URLs (valid 24 h — call again for fresh links), cost_charged_usd and balance_rem

List this account's recent generations (both MCP and website) — id, type, model, status, cost and prompt preview. Use it to find a job_id to re-download results or to pick a source for edit_image / edit_video / generate_video edit_from_generation_id. Free, no charge.