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Release / 28 Jul 2026 / with 2026.07.20260722140608, 2026.07.20260723053753

Open source MCP servers for AWS 2026.07.20260728181317

Search large AWS documentation tables for matching rows.

All of Open source MCP servers for AWS

Before you upgrade to 2026.07.20260728181317

2 to fix

The README clarifies that file-access controls cover direct CLI arguments, not paths referenced inside those files.

Behavior changedManage AWS resources through validated AWS CLI commands.

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awslabs/mcp/blob/2026.07.20260722140608/src/aws-api-mcp-server/README.md

Stop relying on `execution_time_ms` in query results; the field was dropped.

Action requiredExplore Redshift data warehouses and run analytical queries.Affects: Clients parsing Redshift query result timing.Inferred

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awslabs/mcp/releases/tag/2026.07.20260723053753

Either omit all connection parameters or provide a complete configuration; caller URLs must match `INFLUXDB_URL` or `INFLUXDB_ALLOWED_URLS`.

Action requiredWork with time-series databases using Amazon Timestream for InfluxDB.Affects: Clients relying on environment fallback for partial connection arguments.

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awslabs/mcp/blob/2026.07.20260728181317/src/timestream-for-influxdb-mcp-server/README.md

What changed in 2026.07.20260728181317

`search_table` returns matching rows as JSON; Redshift adds cluster diagnostics, InfluxDB tightens connection configuration, and AWS API announces a successor.

Available in the awslabs MCP server packages at this release. Use an MCP-compatible client and the relevant server's runtime, credentials, and service permissions.

Fixed and improved

Filter large documentation tables with `search_table` to retrieve matching rows as structured JSON.

ImprovedSearch and read AWS documentation and API references.

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awslabs/mcp/releases/tag/2026.07.20260722140608

Discover available clusters when IAM grants only serverless or only provisioned Redshift access.

Now worksExplore Redshift data warehouses and run analytical queries.

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awslabs/mcp/releases/tag/2026.07.20260722140608

Use clusters whose certificate authority lacks an Authority Key Identifier, and retrieve events with null optional fields.

Now worksManage Kubernetes clusters and deploy applications on Amazon EKS.

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awslabs/mcp/releases/tag/2026.07.20260722140608

A failed startup policy initialization no longer bypasses the configured security policy.

Now worksManage AWS resources through validated AWS CLI commands.

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awslabs/mcp/releases/tag/2026.07.20260722140608

Assess cluster health using the cluster review diagnostic tool.

ImprovedExplore Redshift data warehouses and run analytical queries.

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awslabs/mcp/releases/tag/2026.07.20260723053753

Use Compute Optimizer Automation tools.

ImprovedInvestigate AWS billing and cost management data.

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awslabs/mcp/releases/tag/2026.07.20260723053753

Filter workflow listings by `workflow_type`.

ImprovedGenerate, run, debug, and optimize life-science workflows in AWS HealthOmics.

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awslabs/mcp/releases/tag/2026.07.20260728181317

List files in an AgentCore code interpreter session.

ImprovedLook up AgentCore service documentation and API guidance.

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awslabs/mcp/releases/tag/2026.07.20260728181317

Preserve non-ASCII text in `browser_evaluate` results.

Now worksLook up AgentCore service documentation and API guidance.

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awslabs/mcp/releases/tag/2026.07.20260728181317

Going away

The AWS API server shows a deprecation notice and points users to the official AWS MCP server migration guide.

DeprecatedManage AWS resources through validated AWS CLI commands.Inferred

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Seeded by @iluxav with Codex, from the release's public sources. Each change links to its evidence.