--- title: "AI Agents articles and guides — Elva blog · Elva" description: "AI agents are software that call APIs on a user’s behalf, choosing tools by reading their descriptions. 5 guides, newest first." canonical: "https://getelva.ai/blog/tag/ai-agents" lastModified: "2026-09-02T16:58:18.662Z" --- 1. [Blog](https://getelva.ai/blog.md) 2. AI Agents # AI Agents articles and guides AI agents are software that call APIs on a user’s behalf, choosing tools by reading their descriptions. These guides cover what agents need from an API — discoverable tools, clear auth, tight schemas — and how to score, expose, and govern an API for them. 5 posts, newest first · Updated 2026-09-01 [ Testing Sep 1, 2026 API testing tools that generate tests from code, compared Spec-driven fuzzers, traffic-recording tools, AI request assistants, and security-focused generators all claim to "generate API tests." A researched map of what each actually generates, from what source, and what it misses. 7 min read ](https://getelva.ai/blog/api-test-generation-tools-compared.md)[ Governance Aug 29, 2026 How teams actually control what AI agents can access A researched map of the real tools behind "agent permissions": policy engines, non-human identity platforms, MCP's own OAuth flow, and cloud IAM for agents — four different layers people keep treating as one. 8 min read ](https://getelva.ai/blog/agent-permissions-and-data-access-governance.md)[ AI Agents Aug 29, 2026 API discovery platforms and marketplaces for AI agents in 2026 A researched map of how AI agents and the teams building them find and call APIs at scale outside of MCP: public marketplaces, unified-API platforms, and OpenAPI-driven agent tool generation, and where each one stops short of governing who gets to call what. 8 min read ](https://getelva.ai/blog/api-discovery-platforms-for-ai-agents.md)[ MCP Aug 28, 2026 The best MCP tool discovery platforms in 2026 A researched comparison of where AI agents and developers actually find MCP servers today — the official registry, community marketplaces, integration platforms, and packaged hosting — plus where governed private serving fits. 8 min read ](https://getelva.ai/blog/best-mcp-tool-discovery-platforms.md)[ Engineering Jun 5, 2026 Scoring agent readiness: what the A–E grade actually measures Description coverage, schema completeness, auth clarity, and the weights behind the grade. 9 min read ](https://getelva.ai/blog/scoring-agent-readiness.md) ALL TOPICS [MCP9](https://getelva.ai/blog/tag/mcp.md) [Governance7](https://getelva.ai/blog/tag/governance.md) [AI Agents5](https://getelva.ai/blog/tag/ai-agents.md) [OpenAPI5](https://getelva.ai/blog/tag/openapi.md) [Contracts4](https://getelva.ai/blog/tag/contracts.md) [Engineering4](https://getelva.ai/blog/tag/engineering.md) [Observability4](https://getelva.ai/blog/tag/observability.md) [Product3](https://getelva.ai/blog/tag/product.md) [Infrastructure2](https://getelva.ai/blog/tag/infrastructure.md) ## Ship notes, monthly One email with what shipped and what we learned. Unsubscribe anytime. ## Ship APIs anything can call Humans, tests, partners, agents. One catalog, one contract, one place. [Sign up free](https://app.getelva.ai/signup) [Read the blog](https://getelva.ai/blog.md)