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A developer built Bulwark, an open-source scanner and lockfile system that detects when an MCP server's tool descriptions change after a user has approved them. The tool hashes every string an agent is allowed to read an…
Cactus Compute released Needle 3, an open-weight foundation model that ships as a single 8-29MB file for on-device tool calling, structured extraction, and embeddings, with a runtime engine under 1MB per platform. The mo…
TypeSafe AI released jev, an open-source CLI for its Jev model that returns calibrated probabilities instead of generated text, with the tool installed via a curl script or Homebrew and licensed under MIT or Apache-2.0. …
Compendio-mcp version 1.7.1, a server that indexes a project's markdown docs and serves them to any agent via local hybrid search, was published to the official MCP registry on 2026-09-19 and distributed as compendio-mcp…
BigCactusLabs published dead-letter v0.4.0 to the official MCP registry on 2026-09-19, distributing the .eml-to-Markdown conversion tool for RAG and LLM pipelines as dead-letter on PyPI and as the Docker image ghcr.io/bi…
Trooth (io.github.trooth-eng/trooth-network) version 1.1.2 was published to the official MCP registry on 2026-09-19 as a hosted remote over streamable-http and filed under Security by the mcpindex index. The index's sema…
Scry is a programmable search API for AI agents that replaces hard rate limits with congestion pricing, exposing an MCP server that lets agents run SQL-like queries over 164 billion rows of indexed internet documents inc…
Cua released CUA-S1, a family of small, specialized "System 1" models for computer-use decisions, alongside open-source desktop automation tools including Cua Fleets, Cua Driver, Lume, and Cua Bench. Cua Driver lets agen…
ByteByteGo's system design newsletter EP226 outlines five defenses against prompt injection, which it notes tops the OWASP LLM Top 10, splitting them into model-level techniques such as spotlighting and instruction hiera…
A developer released @agtnames/mcp, a read-only MCP server that provides MCP-compatible clients with five tools for resolving .agt names, verifying manifests, finding endpoints, checking availability, and computing token…
RAFSOFT.NET — Faktura VAT version 1.2.0 was published to the official MCP registry on 2026-09-19 as a hosted remote over streamable-http, according to the mcpindex server index. The index's semantic screen of the server'…
The MCP server io.github.jmshinhwa/pytest-deprecation-lint, distributed as @readystack/pytest-deprecation-lint on npm, was published at version 1.0.2 to the official MCP registry on 2026-09-19, according to the mcpindex …
The MCP registry listing for io.github.jmshinhwa/proto-wire-break-check, version 1.0.2, was published on 2026-09-19 and distributed as @readystack/proto-wire-break-check on npm, according to the mcpindex index. A semanti…
ExecBro version 2.12.3, an MCP server that gives AI agents logs, REPL, tap, and screenshot access into running React Native apps, was published to the official MCP registry on 2026-09-19 and is distributed as execbro on …
The MCP server io.github.jmshinhwa/privacy-manifest-lint reached version 0.1.3, published to the official MCP registry on 2026-09-19 and distributed as @readystack/privacy-manifest-lint on npm, according to the mcpindex …
The MCP server io.github.ooples/token-optimizer-mcp reached version 7.2.0, published to the official MCP registry on 2026-09-19 and distributed as @ooples/token-optimizer-mcp on npm, according to the mcpindex registry in…
Senzing's MCP server, com.senzing/mcp version 1.37.4, was published to the official MCP registry on 2026-09-19 as a hosted remote over streamable-http, according to the mcpindex registry index. The index's semantic scree…
Supplementenscanner v1.0.0, a server that compares supplement prices per kg, serving or capsule across Dutch stores, was published to the official MCP registry on 2026-09-19 as a hosted remote over streamable-http. The m…
CityAlert version 0.1.0, a free live public-safety incident map covering global crime, fire, disaster, weather and news feeds, was published to the official MCP registry on 2026-09-19 as a hosted remote over streamable-h…
A founder argues that the AI industry is at a crossroads between rapid commercial deployment and a more scientific push for deterministic systems, noting that probabilistic LLMs resist the fixed-rule reliability that gua…