20 Pydantic Validation alternatives
Pydantic Validation: Pydantic's official skill for modelling untrusted data in Python — constraints, model hierarchies, validators and serialisation, plus when not to reach for a BaseModel. 20 agent skills do similar work, most sharing API and Python, ranked by how much they have in common with Pydantic Validation.
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by Hugging Face
Read-only recipes for the Hugging Face Dataset Viewer API — resolve splits, paginate rows, run text search and row filters, and pull parquet URLs and column statistics.
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by SerpApi
SerpApi's official skill for structured search: which of 130+ engines to call for citations, local businesses, flights, hotels, shopping or jobs, which response key holds the answer, and the gotchas that silently return the wrong field.
Also: API
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by Replicate
Replicate's official skill for running models via its API — predictions, polling, Prefer: wait, webhooks with signature validation, streaming and file handling.
Also: API
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by Brave
Brave's official skill for the Brave Search API — ranked web results with snippets and thumbnails, freshness and SafeSearch filters, search operators, pagination, and Goggles for custom ranking.
Also: API
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by Venice AI
Venice's official skill for its two text-to-image endpoints — the native API with negative prompts, CFG and seeds, and the OpenAI-compatible drop-in.
Also: API
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by Courier
Courier's official skill for building and debugging multi-channel notifications — email, SMS, push, in-app inbox, Slack, Teams and WhatsApp — from one send call.
Also: API
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by Apollo GraphQL
Sets up Apollo MCP Server so an AI agent can call a GraphQL API as MCP tools — defining tools from named operations, or exposing introspect/search/validate/execute for open-ended schemas.
Also: API
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by Apollo GraphQL
Apollo's official skill for writing Federation 2 subgraph schemas — entities and @key, @shareable, @external, @requires, @provides, @override, and reading composition errors.
Also: API
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by Coinbase
Coinbase's official skill for driving a crypto wallet from an agent: balances and transfers on Base, Polygon and Solana, plus paying for and monetising x402 APIs.
Also: API
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by Resend
Resend's official skill for the whole email lifecycle — transactional sends, inbound webhooks, templates, broadcasts, domains and delivery events.
Also: API
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by Anthropic
Authoritative reference for the Claude API and Anthropic SDKs — model IDs, pricing, parameters, streaming, tool use, MCP, agents, prompt caching, and token counting.
Also: API
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by Typefully
Typefully's official skill for drafting, scheduling and publishing to X, LinkedIn, Threads, Bluesky, Mastodon and Substack Notes from your agent or terminal.
Also: API
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by Oldcircle
Find where a photo was taken: EXIF, OCR, OpenStreetMap, skyline and satellite matching, with coordinates, error radius and evidence images.
Also: Python
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by NVIDIA
Diagnoses wrong gradients in differentiable NVIDIA Warp programs by measuring first — comparing autodiff against finite differences on a shrunk reproduction before proposing any fix.
Also: Python
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by Hugging Face
Build Gradio web UIs and ML demos in Python with the current API — components, layouts, events, and chat interfaces.
Also: Python
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by Hugging Face
Train bi-encoders, rerankers, SPLADE sparse encoders and ColBERT multi-vector models with the loss, evaluator and template each type actually needs.
Also: Python
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by Hugging Face
Fine-tune object detection, image classification and SAM/SAM2 segmentation models on Hugging Face Jobs cloud GPUs, with dataset validation before you spend GPU minutes.
Also: Python
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by OpenAI
OpenAI's skill for language- and framework-specific secure coding: detect the stack, load the matching reference guidance, then write secure-by-default code, flag critical issues passively, or produce a prioritised vulnerability report with fixes.
Also: Python
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by arpitg1304
Ten SKILL.md modules that give coding agents real ROS engineering judgement — ROS 1 and ROS 2, design patterns, perception, testing, Docker, bringup and robot security.
Also: Python
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by Graphify Labs
Claude Code skill that turns any folder of code, docs, papers and images into a queryable knowledge graph, with every edge tagged as extracted, inferred or ambiguous.
Also: Python
