Every agent-payable API.

Remove duplicate lines for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.

Render a chart to PNG from JSON: bar, line, pie, doughnut, scatter, radar, polarArea or bubble. Pass a full Chart.js config (config) or the shortcut type + labels + datasets [{label, data}] + title. Rendered with Chart.js in headless Chromium, no external requests. Params: config or type/labels/datasets, title, width and height (100 to 2000 px, default 800x500), background (CSS color, default white). Returns image_base64 (PNG).

Headless browser rendering for JavaScript-heavy pages and SPAs: full stealth Chromium render, then clean markdown plus title, meta description, and canonical URL. Use when a plain fetch returns an empty shell or a bot wall.

Renders a public web page in a real headless browser (JavaScript runs, redirects followed) and returns it as clean markdown, a PNG screenshot or a PDF. One call, one payment, no account. A render that fails is not charged.

Generate SVG or PNG QR codes for links, text and standard payloads. Includes a four-module quiet zone, selectable error correction and validated foreground/background contrast.

Render a URL in a headless browser and return HTML, markdown or screenshot.

Render any public URL in a real browser (Chromium): markdown text plus screenshot and evidence URLs. $0.005 USDC on Base per call.

Render JSON rows as CSV — Genesis402 / UnyKorn Operator Network

Render jobs — Numeric row ordering + Base-100 series: Numeric row ordering + Base-100 series for supplied render jobs records (render_seconds, sample_count). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.

Render GitHub-Flavored Markdown to HTML. Output is sanitized by default (scripts, event handlers and javascript: URLs removed); set sanitize=false to keep raw HTML.

Render Mermaid diagram code to SVG and/or PNG: flowchart, sequence, class, state, ER, gantt, pie, mindmap, timeline and more. Invalid syntax returns HTTP 400 with the Mermaid parse error (not charged), so an agent can fix and retry. Params: code (Mermaid source, required), format (svg default, png or both), theme (default, dark, neutral, forest, base), width (200 to 4000, default 1200), background.

Render (RENDER) price in USD now, with 24h and 7d change — Genesis402 / UnyKorn Operator Network

Render a URL to a PDF

Render a URL to a PNG screenshot

Sprite tools: Pack frames into one atlas (MaxRects) with padding and edge extrusion; TexturePacker JSON and Unity JSON. Full schema: https://rengi.dev/v1/sprite-tools/schema

Audio tools: Turn music or ambience into a seamless loop: cuts at zero crossings and crossfades the end into the start with an equal-power curve. Returns the loop, a 3x preview and loop points in samples. Full schema: https://rengi.dev/v1/audio-tools/schema

Level design: Change a 2D map by instruction or zone edits; untouched zones keep their tiles. Full schema: https://rengi.dev/v1/level-design/schema

Store assets: Every Steam store and library capsule from one key art at the exact required sizes: logo composited per Steam rules, Library Hero without logo, separate transparent Library Logo, page background, a contact sheet and a ZIP. Full schema: https://rengi.dev/v1/store-assets/schema

Store assets: One key art and logo to the store images beyond Steam: itch.io cover 630x500, Google Play feature graphic 1024x500, Epic landscape 2560x1440 and portrait 1200x1600; gameplay screenshots fitted to Google Play 1920x1080 and App Store iPhone 6.9", 6.3" and iPad 13" sizes without stretching, no alpha where stores reject it. Full schema: https://rengi.dev/v1/store-assets/schema

GLB optimizer: Generate a LOD chain from a GLB (default 100/50/25/10% of triangles) with locked borders so UV seams and silhouettes hold; one GLB per level, a side-by-side render and Unity LODGroup transition heights. Full schema: https://rengi.dev/v1/glb-optimizer/schema

Level design: Change a placed level with an instruction or structured zone edits; untouched zones keep their exact transforms. Full schema: https://rengi.dev/v1/level-design/schema

GLB optimizer: Shrink a GLB (up to 10 MB) for web or mobile: dedup, join draw calls, gentle simplify, textures to WebP at a max size, meshopt or Draco compression; before/after renders, size report and loader notes for three.js and Unity. Full schema: https://rengi.dev/v1/glb-optimizer/schema

GLB optimizer: Shrink a large GLB (up to 50 MB) for web or mobile, same pipeline as optimize: dedup, join, simplify, WebP textures, meshopt or Draco. Full schema: https://rengi.dev/v1/glb-optimizer/schema

Font tools: Bitmap font from a TTF/OTF: atlas PNG, BMFont .fnt with kerning, JSON and a preview of a sample line. Pixel mode snaps glyphs to whole pixels with no antialiasing. Full schema: https://rengi.dev/v1/font-tools/schema

Store assets: App icons from one square art: iOS 1024 with Contents.json, Android adaptive icon layers at every density plus legacy and Play Store 512, and web favicons with a manifest snippet. Preview with the masks launchers apply. Full schema: https://rengi.dev/v1/store-assets/schema

Texture tools: Make a texture tile without visible seams: removes baked lighting, hides the seam along the path where the image already matches. Returns the tile and a 2x2 preview. Full schema: https://rengi.dev/v1/texture-tools/schema

Sprite tools: Clean pixel art: find the true pixel grid, downscale to it, snap to a palette, hard alpha. Full schema: https://rengi.dev/v1/sprite-tools/schema

GLB optimizer: Report on a GLB without changing it, with concrete suggestions. Full schema: https://rengi.dev/v1/glb-optimizer/schema

Texture tools: Pack textures into one atlas with edge-filled gutters so mipmaps do not bleed; UV rects for bottom-left (Unity, OpenGL) and top-left (DirectX, Unreal) origins. Full schema: https://rengi.dev/v1/texture-tools/schema

Audio tools: Make 2-12 variations of one sound effect with small pitch and volume changes, so repeated footsteps or hits do not sound copy-pasted. Returns each file and a ZIP. Full schema: https://rengi.dev/v1/audio-tools/schema

Audio tools: Make a voice recording or TTS take game-ready: rumble high-passed, noise reduced against the measured floor, sibilance tamed, dialogue loudness (-18 LUFS) with a -1 dBTP ceiling, and a long take split into one file per phrase with a CSV cue sheet. Full schema: https://rengi.dev/v1/audio-tools/schema

Sprite tools: Turn an animation video or GIF (from Kling, Veo, Sora or a capture) into a sprite sheet: frames at your fps, background removed, every frame aligned to one box and pivot so it does not jitter, the best loop point, TexturePacker JSON, Godot SpriteFrames and a GIF preview. Full schema: https://rengi.dev/v1/sprite-tools/schema

Texture tools: Pack grayscale maps into one texture for an engine preset: Unreal ORM, Unity URP metallic/smoothness, Unity HDRP mask map. Missing maps get sensible constants. Full schema: https://rengi.dev/v1/texture-tools/schema

Sprite tools: Normal map for a sprite or sprite sheet, for 2D lights in Unity URP 2D and Godot: a rounded bevel from the silhouette plus surface detail, alpha kept, OpenGL or DirectX; a height map and a preview lit by a moving light. Full schema: https://rengi.dev/v1/sprite-tools/schema

Audio tools: Trim silence, normalize loudness to a LUFS target with a -1 dBTP ceiling, add anti-click fades and convert (ogg, wav, mp3; mono for SFX). Returns the file, a waveform and measured stats. Full schema: https://rengi.dev/v1/audio-tools/schema

Sprite tools: Cut a sprite, prop or character out of its background: exact keying for one-color backgrounds (text and holes too), AI segmentation for busy ones; clean edges with no halo, trimmed, with a pivot. AI mode handles one main subject, not text on photos. Full schema: https://rengi.dev/v1/sprite-tools/schema

Leaderboard: Create a board with 100,000 submissions and 365 days; returns keys and a ready JS snippet. Full schema: https://rengi.dev/v1/leaderboard/schema

Level design: Fill a 2D tilemap: terrain with proper corner transitions, decorations, obstacles and multi-tile stamps; Tiled .tmj, Unity Tilemap JSON and a preview. Full schema: https://rengi.dev/v1/level-design/schema

Leaderboard: Add 100,000 submissions and 365 days to a board. Full schema: https://rengi.dev/v1/leaderboard/schema

GLB optimizer: Collision for a model: a set of convex hulls that hug the shape (V-HACD), ready for Godot (-convcolonly nodes), Unreal (UCX_ names) and Unity (convex MeshColliders via an editor script), plus hulls.json for any engine and a see-through overlay to check. Full schema: https://rengi.dev/v1/glb-optimizer/schema

Sprite tools: Two terrain textures (grass over dirt, sand over water) to a full 47-tile autotile set with natural, seamless edges, outer and inner corners, plus ready rules: Tiled wang set, Godot 4 TileSet terrains, Unity Rule Tile (editor script), JSON, and a painted preview map. Full schema: https://rengi.dev/v1/sprite-tools/schema

Level design: Dress a level: placements for every zone, previews and a 3D viewer link. Full schema: https://rengi.dev/v1/level-design/schema

Texture tools: PBR maps from one albedo image: normal (OpenGL for Unity/three.js and DirectX for Unreal), 16-bit height, roughness and ambient occlusion, plus a lit preview. Full schema: https://rengi.dev/v1/texture-tools/schema

Sprite tools: Cut a sprite sheet into frames by grid or by transparent gaps; frame PNGs plus a ZIP. Full schema: https://rengi.dev/v1/sprite-tools/schema

Deterministic inventory safety stock and Reorder Point (ROP) calculator for long-lead-time supply chains. Pass ?daily_units=15&lead_time_days=35&service_level_pct=95. Computes Z-score buffer across combined demand and lead-time variance, returning safety stock units, days of cover, ROP trigger units, and 60-day PO quantity.

Repair malformed, invalid, or broken JSON-like text and return valid parseable JSON when recoverable. Useful for fixing machine-generated JSON, API responses, missing quotes, formatting errors, trailing commas, and structured-data ingestion pipelines. Price: $0.003 USDC via x402 on Base.

Replace matches of a RE2 pattern with a replacement string. Replaces all matches by default (set all=false for first-only). The replacement may reference capture groups with $1, $2 or ${name}. Returns the resulting string.

Analyze a meal photo for visible foods, estimated food-group shares, missing groups, plant diversity and a balance score. Returns JSON with one practical suggestion. No receipt, Replate account or receipt verification is required. Visual estimates only; no exact calories or medical assessment. (0.01 USDC)

Replicate pricing table: per-token cost of every AI model Replicate serves, in one call — input, output, cache and batch USD per 1M tokens, ranked cheapest first, with context window and capability flags joined in. Compare LLM token cost inside Replicate and against other providers hosting the same model. Normalized from public sources, cross-checked, refreshed hourly.

Send a reply in an existing LinkedIn conversation through a human-connected account that granted `reply`. Flat price per message. Requires an Idempotency-Key header. Per-account daily cap (default 50) shared across all callers, randomized spacing; a message LinkedIn accepted cannot be recalled.