ibm-cos-sdk-core
Low-level, data-driven core of IBM SDK for Python
Decision gist · record as of 2026-08-14
Yes, if you are building on top of ibm-cos-sdk-python or need low-level COS access. No, if you simply need to store or retrieve objects from IBM Cloud Object Storage—use a higher-level SDK instead. The high install friction and low direct-use visibility suggest this is primarily a dependency, not an end-user tool.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Requires Python 3.6 or later; IBM Cloud credentials must be configured separately.
- High install friction due to 4 runtime dependencies (jmespath, python-dateutil, requests, urllib3).
- Actively maintained with recent commits and production-stable status, though relatively low repository visibility (6 stars).
License · maintenance · safety
Apache License 2.0 (permissive) — Apache License 2.0 (permissive) allows commercial and private use with minimal restrictions, making it suitable for most deployment scenarios.
last release 2026-04-14 (122 days) · last repo commit 2026-04-14 · 6 stars
0 known vulnerabilities (OSV.dev, 2026-08-14) · 1,225,182 downloads/mo, #4,193 on PyPI
Alternatives
Verify before relying
pip install ibm-cos-sdk-core
import ibm_cos_sdk_core
# Low-level interface for IBM Cloud Object Storage operations- Whether this core package is intended for direct use or primarily as a dependency of ibm-cos-sdk-python
- Specific performance characteristics or throughput limits for object operations
- API stability guarantees or backward compatibility policy across versions
- What ibm_botocore package provides and how it differs from standard botocore
What it is and what it does
ibm-cos-sdk-core is a low-level, data-driven Python library that provides the foundation for communicating with IBM Cloud Object Storage. It handles the HTTP transport layer, request signing, and response parsing needed to interact with COS endpoints, and is designed primarily as the foundation for higher-level SDK packages rather than for direct application use.
The package depends on four runtime libraries: jmespath for JSON querying, python-dateutil for timestamp handling, requests for HTTP transport, and urllib3 for connection pooling. It supports Python 3.8 through 3.14 and has been in active development since 2017, with recent maintenance indicating ongoing support for current Python versions.
Use it for
- Building custom IBM COS client libraries or wrappers that need direct control over low-level protocol details
- Integrating IBM Cloud Object Storage into applications where a higher-level SDK is too inflexible
- Debugging or monitoring COS API interactions at the HTTP request/response level
- Extending or patching COS functionality without waiting for upstream SDK releases
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes, if you are building on top of ibm-cos-sdk-python or need low-level COS access.
No, if you simply need to store or retrieve objects from IBM Cloud Object Storage—use a higher-level SDK instead. The high install friction and low direct-use visibility suggest this is primarily a dependency, not an end-user tool.
Install
ibm-cos-sdk-core on PyPI
Before you install
High install friction due to 4 runtime dependencies (jmespath, python-dateutil, requests, urllib3). Actively maintained with recent commits and production-stable status, though relatively low repository visibility (6 stars).
Requires Python 3.6 or later; IBM Cloud credentials must be configured separately.
License in practice
Apache License 2.0 (permissive) allows commercial and private use with minimal restrictions, making it suitable for most deployment scenarios.
Quickstart
pip install ibm-cos-sdk-core
import ibm_cos_sdk_core
# Low-level interface for IBM Cloud Object Storage operationsVerify before relying
- Whether this core package is intended for direct use or primarily as a dependency of ibm-cos-sdk-python
- Specific performance characteristics or throughput limits for object operations
- API stability guarantees or backward compatibility policy across versions
- What ibm_botocore package provides and how it differs from standard botocore
Package facts
| License | Apache License 2.0 permissive |
| Python support | Supports the current Python release >=3.6 |
| Install friction | High. Source build required |
| Runtime dependencies | 4 packagesjmespathpython-dateutilrequestsurllib3 |
| Maintenance | Actively maintained 122 days since the last release |
| Last repo commit | |
| First released | |
| Downloads | 1,225,182 / month, #4,193 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
| Classifiers | Development Status :: 5 - Production/StableIntended Audience :: DevelopersIntended Audience :: System AdministratorsLicense :: OSI Approved :: Apache Software LicenseNatural Language :: EnglishProgramming Language :: PythonProgramming Language :: Python :: 3Programming Language :: Python :: 3 :: OnlyProgramming Language :: Python :: 3.10Programming Language :: Python :: 3.11Programming Language :: Python :: 3.12Programming Language :: Python :: 3.13Programming Language :: Python :: 3.14Programming Language :: Python :: 3.8Programming Language :: Python :: 3.9 |
Evidence: ibm_cos_sdk_core-2.16.2.tar.gz
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See also ibm-cos-sdk · ibm-cos-sdk-s3transfer · ibm-platform-services · ibm-vpc · ibm-watson-machine-learning · ibm-secrets-manager-sdk · ibm-watsonx-ai · cos-python-sdk-v5 · SoftLayer