E2B 2.56.0 requires Node 22.19+ and drops request cap
E2BE2B 2.56.0, released October 13, 2026, requires Node.js 22.19.0+, moves to undici 8 and removes the SDK in-flight request cap and its env vars.
Category: Agent infra
Pricing: Open source
Agent infra
Hosted agent APIs, security scanners, and the plumbing around agent runtimes.
Latest launch
Agent infra is the layer under the agent: hosted harnesses, sandboxes, and scanners that gate what an agent is allowed to install. If the primary artifact is a library you import, it belongs with frameworks.
Launches
Newest firstLangfuse v4.57.0 adds FIPS auth and API key expiration
LangfuseLangfuse v4.57.0, released October 12, 2026, adds FIPS-mode password hashing, gateway API key expiration and a Turnstile captcha option on credential auth.
Category: Agent infra
Pricing: Open source
Opik 2.2.97 fixes Anthropic max_tokens and tiered storage
OpikOpik 2.2.97, released October 12, 2026, honours max_tokens for Anthropic chat completions and adds tiered-storage metrics and Helm changes.
Category: Agent infra
Pricing: Open source
Widefleet v0.3.3 adds connector catalog and starter
WidefleetWidefleet v0.3.3, released October 12, 2026, adds a connector catalog, app connection views and a TanStack Start starter for agent-built apps.
Category: Agent infra
Pricing: Open source
LiteLLM v1.105.0 adds MCP protocol version settings
LiteLLMLiteLLM v1.105.0, published October 11, 2026, adds MCP protocol-version config, xAI batches and files, and gates /sso/debug routes off by default.
Category: Agent infra
Pricing: Open source
Phoenix v20.21.0 adds Mistral AI cost tracking
PhoenixArize Phoenix v20.21.0, released October 11, 2026, adds Mistral AI model pricing to cost tracking and fixes evaluator metadata loss.
Category: Agent infra
Pricing: Not stated
Edi Life OS 1.1.0 fixes XSS and merges MCP read tools
Edi Life OSEdi Life OS v1.1.0, released October 10, 2026, fixes a stored XSS and login open redirect and merges 12 MCP read tools into one.
Category: Agent infra
Pricing: Open source
Open WebUI 0.12.0 adds realtime voice calls and MFA
Open WebUIOpen WebUI v0.12.0, released October 10, 2026, adds realtime voice calls, two-factor sign-in, shared chat replies and model version history.
Category: Agent infra
Pricing: Not stated
Cloudflare Sandbox SDK 1.0.0 is a ground-up rewrite
Cloudflare Sandbox SDKCloudflare released @cloudflare/sandbox 1.0.0 on October 8, 2026, a ground-up rewrite of its Sandbox SDK that requires migrating from 0.x.
Category: Agent infra
Pricing: Not stated
promptfoo 0.124.1 adds OpenAI Decisions provider support
promptfoopromptfoo 0.124.1, released October 8, 2026, adds OpenAI Decisions support, cost recording without thresholds and catalog token pricing.
Category: Agent infra
Pricing: Open source
OpenAI Agents API
OpenAI AgentsOpenAI's Agents API, in public beta from September 10, 2026, exposes the Codex harness and an optional hosted sandbox.
Category: Agent infra
Pricing: Usage-based
NVIDIA SkillSpector
SkillSpectorSkillSpector scans agent skills for vulnerabilities and malicious patterns before install. The repository was created March 21, 2026, and includes an MCP server.
Category: Agent infra
Pricing: Open source
Tools in this category
Cloudflare's SDK for running untrusted or generated code in isolated sandboxes via a Worker.
Daytona is infrastructure for running AI-generated code in isolated sandboxes via SDKs, API and CLI.
DeepEval
Apache-2.0 · Open source
DeepEval is an Apache-2.0 open-source Python framework for evaluating LLM applications and agents.
E2B
Apache-2.0 · Open source
E2B is an open-source sandbox environment for running AI agents in secure, on-demand Linux VMs.
Edi Life OS
MIT · Open source · MCP
Self-hosted life OS for habits, goals, Kanban, finance and focus, with an MCP server for AI.
Langfuse
MIT · Open source · MCP
Open source platform for tracing, evaluating and improving AI agents and LLM applications.
LiteLLM
Open source · MCP
LiteLLM is an open-source library with a unified interface to call 100+ LLMs in the OpenAI format.
Modal runs code in the cloud and offers Sandboxes, secure containers for untrusted user or agent code.
Ollama
MIT · Open source
Ollama is a tool for running open AI models locally or in the cloud, per its own site.
Open WebUI is the platform for running AI on your own terms, connecting to any model, local or cloud.
OpenAI Agents
Open source
OpenAI's agent harness, shipped as a Python SDK update in April 2026 and as the hosted Agents API in September 2026.
OpenRouter
MCP
OpenRouter is an API with SDKs and an agent package for sending chat requests to models via one endpoint.
Opik
Apache-2.0 · Open source · MCP
Open-source platform for tracing, evaluating and optimizing LLM applications and agents.
Phoenix is an Arize-maintained AI observability and evaluation tool with prompt and dataset tooling.
Portkey
MIT · Open source
Portkey is an AI gateway with guardrails that routes requests to many LLMs through a single API.
promptfoo
MIT · Open source
promptfoo is an open-source CLI and library for evaluating and red-teaming LLM apps.
SkillSpector
Apache-2.0 · Open source · MCP
Apache-2.0 scanner from NVIDIA for agent skills and MCP installs, with a local MCP server that exposes scan_skill.
Widefleet
MIT · Open source
Open-source platform for agent-built apps and workflows with company login, databases and file storage.