chore(deps): bump langgraph-checkpoint from 4.0.1 to 4.1.1 in /examples/example-ai-langgraph

[dependabot]

Bumps langgraph-checkpoint from 4.0.1 to 4.1.1.

Release notes

Sourced from langgraph-checkpoint's releases.

langgraph-checkpoint==4.1.1

Changes since checkpoint==4.1.0

• release(checkpoint): 4.1.1 (#7890)
• fix(checkpoint): restrict lc:2 envelope revival to default constructor (#7892)
• chore(deps): bump idna from 3.11 to 3.15 in /libs/checkpoint (#7860)
• chore(deps): bump langsmith from 0.7.31 to 0.8.0 in /libs/checkpoint (#7784)

langgraph-checkpoint==4.1.0

Changes since checkpoint==4.1.0a4

• release: bump alpha packages to official versions (#7775)
• chore(deps): bump urllib3 from 2.6.3 to 2.7.0 in /libs/checkpoint (#7762)
• chore(deps): bump langchain-core from 1.3.2 to 1.3.3 in /libs/checkpoint (#7752)
• feat(checkpoint): force delta channel snapshot after max supersteps since last snapshot (#7746)
• fix(checkpoint): specify allowed_objects in Reviver (#7743)
• chore: remove keepset helper (#7745)
• chore(langgraph): add guide/conformance for delta channel checkpointer (#7736)
• docs(checkpoint): mark DeltaChannel and delta-history APIs as beta (#7732)
• chore(deps): bump the minor-and-patch group across 1 directory with 3 updates (#7670)
• chore: "chore: minor clean up around checkpoint and delta channel" (#7706)
• chore: minor clean up around checkpoint and delta channel (#7705)

langgraph-checkpoint==4.1.0a4

Changes since checkpoint==4.1.0a3

• release: alpha bump (a4) for langgraph, checkpoint, checkpoint-postgres (#7701)
• feat: public get_writes_history saver API + delta cadence rework (#7699)

langgraph-checkpoint==4.1.0a3

Changes since checkpoint==4.1.0a2

• release: alpha bump (a3) for langgraph, checkpoint, checkpoint-postgres (#7678)
• chore(langgraph): use two phase read to avoid unnecessary data transport (#7660)
• release: alpha for timers (#7647)
• feat(langgraph): DeltaChannel: store sentinel in blobs, reconstruct from checkpoint_writes (#7586)
• chore: dynamic push-task timeouts (#7646)
• chore: update x links to langchain_oss (#7645)
• release(checkpoint): 4.0.3 (#7625)
• fix(checkpoint): revive lc=2 JSON blobs for safe types without allowlist (#7582)

langgraph-checkpoint==4.1.0a2

Changes since checkpoint==4.1.0a1

langgraph-checkpoint==4.1.0a1

Changes since checkpoint==4.0.3

• release: alpha for timers (#7647)
• feat(langgraph): DeltaChannel: store sentinel in blobs, reconstruct from checkpoint_writes (#7586)
• chore: dynamic push-task timeouts (#7646)

... (truncated)

Commits

• d1e2ff0 release(checkpoint): 4.1.1 (#7890)
• e787af2 release(sdk-py): 0.3.15 (#7891)
• 604534e fix(sdk-py): percent-encode caller-supplied identifiers in URL paths (#7893)
• 346aa97 fix(checkpoint): restrict lc:2 envelope revival to default constructor (#7892)
• 82b3872 chore(deps): bump the uv group across 2 directories with 1 update (#7853)
• fcc4ab8 chore(deps): bump idna from 3.11 to 3.15 in /libs/checkpoint (#7860)
• 701d344 chore(deps): bump idna from 3.11 to 3.15 in /libs/checkpoint-postgres (#7861)
• 2c7967c chore(deps): bump idna from 3.11 to 3.15 in /libs/cli (#7865)
• bf7fec0 release(langgraph): 1.2.1 (#7883)
• 8215a9d feat(langgraph): add before_builtins opt-in for stream transformers (#7882)
• Additional commits viewable in compare view

[github-actions]

posthog-python Compliance Report

Date: 2026-06-29 16:21:06 UTC
Duration: 530123ms

✅ All Tests Passed!

45/45 tests passed

---

Capture Tests

✅ 29/29 tests passed

View Details

Test	Status	Duration
Format Validation.Event Has Required Fields	✅	518ms
Format Validation.Event Has Uuid	✅	10007ms
Format Validation.Event Has Lib Properties	✅	10007ms
Format Validation.Distinct Id Is String	✅	10007ms
Format Validation.Token Is Present	✅	10007ms
Format Validation.Custom Properties Preserved	✅	10007ms
Format Validation.Event Has Timestamp	✅	10007ms
Retry Behavior.Retries On 503	✅	18019ms
Retry Behavior.Does Not Retry On 400	✅	12004ms
Retry Behavior.Does Not Retry On 401	✅	10008ms
Retry Behavior.Respects Retry After Header	✅	16012ms
Retry Behavior.Implements Backoff	✅	30017ms
Retry Behavior.Retries On 500	✅	13011ms
Retry Behavior.Retries On 502	✅	16010ms
Retry Behavior.Retries On 504	✅	16011ms
Retry Behavior.Max Retries Respected	✅	30018ms
Deduplication.Generates Unique Uuids	✅	7001ms
Deduplication.Preserves Uuid On Retry	✅	16016ms
Deduplication.Preserves Uuid And Timestamp On Retry	✅	23019ms
Deduplication.Preserves Uuid And Timestamp On Batch Retry	✅	16005ms
Deduplication.No Duplicate Events In Batch	✅	10002ms
Deduplication.Different Events Have Different Uuids	✅	10008ms
Compression.Sends Gzip When Enabled	✅	10007ms
Batch Format.Uses Proper Batch Structure	✅	10007ms
Batch Format.Flush With No Events Sends Nothing	✅	5005ms
Batch Format.Multiple Events Batched Together	✅	10005ms
Error Handling.Does Not Retry On 403	✅	12009ms
Error Handling.Does Not Retry On 413	✅	10007ms
Error Handling.Retries On 408	✅	14013ms

Feature_Flags Tests

✅ 16/16 tests passed

View Details

Test	Status	Duration
Request Payload.Request With Person Properties Device Id	✅	9502ms
Request Payload.Flags Request Uses V2 Query Param	✅	10007ms
Request Payload.Flags Request Hits Flags Path Not Decide	✅	10007ms
Request Payload.Flags Request Omits Authorization Header	✅	10006ms
Request Payload.Token In Flags Body Matches Init	✅	10007ms
Request Payload.Groups Round Trip	✅	10007ms
Request Payload.Groups Default To Empty Object	✅	10007ms
Request Payload.Person Properties Distinct Id Auto Populated When Caller Omits It	✅	10007ms
Request Payload.Disable Geoip False Propagates As Geoip Disable False	✅	10007ms
Request Payload.Disable Geoip Omitted Defaults To False	✅	10007ms
Request Payload.Flag Keys To Evaluate Contains Only Requested Key	✅	10007ms
Request Lifecycle.No Flags Request On Init Alone	✅	5003ms
Request Lifecycle.No Flags Request On Normal Capture	✅	10508ms
Request Lifecycle.Two Flag Calls Produce Two Remote Requests	✅	9511ms
Request Lifecycle.Mock Response Value Is Returned To Caller	✅	10002ms
Side Effect Events.Get Feature Flag Captures Feature Flag Called Event	✅	10509ms