B2 MCP
未认领MCP server for Backblaze B2 Cloud Storage: a focused, safe 40-tool surface (17 native B2 SDK, 19 S3 data-plane, 4 analytics) for any MCP-compatible AI client, currently incubating in Backblaze-Labs
01 / 选择客户端
03 / 添加配置
claude mcp add --transport stdio 'b2-mcp' -- 'npx' '-y' '@backblaze-labs/b2-mcp'04 / 在客户端中确认
打开客户端的 MCP 设置，确认服务器已连接并列出工具。复制配置不代表连接成功。
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浏览完整目录安全概况
已认领和已认证的服务器每周接受一次静态扫描，显示代码能触及的范围（外部服务、环境变量、shell 命令、代理配置目录）以及带有已知公告的依赖。认领此列表即可获得。 安全概况的工作原理
40 个工具中显示 40 个
文档中列出的工具 (40)
内容来自项目文档。服务器握手不会验证每个工具的说明或行为。
b2_authorize_account
Verify credentials and return account info
b2_create_bucket
Create a persistent bucket with initial policy settings
b2_create_group_member
Create a Partner group member (Partner API credential)
b2_create_key
Create a scoped application key through the configured secret sink
b2_delete_bucket
Delete an empty bucket
b2_delete_key
Irreversibly revoke an application key
b2_eject_group_member
Remove a member from a partner group (Partner API credential)
b2_get_bucket_notification_rules
Read webhook notification rules with secrets redacted
b2_list_buckets
List buckets (optional filters)
b2_list_group_members
List group members (Partner API credential)
b2_list_groups
List partner groups (Partner API credential)
b2_list_keys
List application keys
b2_list_largest_files
A bucket's largest objects via bounded live listing
b2_rank_egress_leaders
Top egress by account or bucket over a period
b2_report_usage_growth
Rank accounts by stored-data growth between two dates
b2_reserve_trial_create_account
Reserve a trial account (Partner API credential)
b2_set_bucket_notification_rules
Replace webhook notification rules; public HTTPS targets only
b2_unfinished_uploads
Abandoned multipart uploads consuming storage
b2_update_bucket
Update persistent bucket settings; risky changes are gated
b2_update_file_legal_hold
Set/clear legal hold on an object
b2_update_file_retention
Set/clear retention on an object
s3_abort_multipart_upload
Abort a multipart upload
s3_complete_multipart_upload
Complete multipart upload from ordered part ETags
s3_copy_object
Server-side copy
s3_create_multipart_upload
Begin a multipart upload
s3_delete_object
Delete current object or exact version; destructive gate applies
s3_delete_objects
Bulk-delete objects
s3_get_bucket_location
Bucket region / location constraint
s3_get_object
Inline download of a small (≤1 MiB) control-plane object
s3_get_presigned_upload_part_url
Mint a presigned PUT URL for a part
s3_get_presigned_url
Short-lived presigned PUT/GET bearer URL
s3_head_bucket
Check a bucket is reachable on the S3 endpoint
s3_head_object
Object metadata
s3_list_multipart_uploads
List in-progress multipart uploads (paginated)
s3_list_object_versions
List object versions and delete markers (paginated)
s3_list_objects_v2
List objects
s3_list_parts
List uploaded parts
s3_put_bucket_lifecycle
Set S3 lifecycle rules
s3_put_object
Inline upload of a small (≤1 MiB) control-plane object
s3_upload_part_copy
Server-side copy of a part